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Tn 11th chemistry assignment answer key 2021 , tnscert kalvi tv assignment, tn 11th chemistry assignment answer key 2021 , tnscert kalvi tv assignment , tnscert 11th chemistry assignment pdf download with answer , tn 11th chemistry assignment question paper ,answer key.
- Chemistry – Unit -1 -Tamil Medium Assignment
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1.வாசகர்களின் கருத்து சுதந்திரத்தை வரவேற்கின்றோம். 2.இந்த வலைதளம் மாணவர்களுக்கானது என்பதால், 3.தங்களின் மேலான கருத்துக்களை தவறாது பதிவிடவும். 4.#இந்த பயனுள்ள தகவலை ஒருவருக்காவது Share பண்ணுங்க.
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Tamil Nadu 11th Chemistry Model Question Papers 2020-2021 English Tamil Medium
Subject Matter Experts at SamacheerKalvi.Guide have created Samacheer Kalvi Tamil Nadu State Board Syllabus New Paper Pattern 11th Chemistry Model Question Papers 2020-2021 with Answers Pdf Free Download in English Medium and Tamil Medium of TN 11th Standard Chemistry Public Exam Question Papers Answer Key, New Paper Pattern of HSC 11th Class Chemistry Previous Year Question Papers, Plus One +1 Chemistry Model Sample Papers are part of Tamil Nadu 11th Model Question Papers .
Let us look at these Government of Tamil Nadu State Board 11th Chemistry Model Question Papers Tamil Medium with Answers 2020-21 Pdf. Students can view or download the Class 11th Chemistry New Model Question Papers 2021 Tamil Nadu English Medium Pdf for their upcoming Tamil Nadu HSC Board Exams. Students can also read Tamilnadu Samcheer Kalvi 11th Chemistry Guide .
NEET Chemistry MCQ
TN State Board 11th Chemistry Model Question Papers 2020 2021 English Tamil Medium
Tamil Nadu 11th Chemistry Model Question Papers English Medium 2020-2021
- Tamil Nadu 11th Chemistry Model Question Paper 1 English Medium
- Tamil Nadu 11th Chemistry Model Question Paper 2 English Medium
- Tamil Nadu 11th Chemistry Model Question Paper 3 English Medium
- Tamil Nadu 11th Chemistry Model Question Paper 4 English Medium
- Tamil Nadu 11th Chemistry Model Question Paper 5 English Medium
Tamil Nadu 11th Chemistry Model Question Papers Tamil Medium 2020-2021
- Tamil Nadu 11th Chemistry Model Question Paper 1 Tamil Medium
- Tamil Nadu 11th Chemistry Model Question Paper 2 Tamil Medium
- Tamil Nadu 11th Chemistry Model Question Paper 3 Tamil Medium
- Tamil Nadu 11th Chemistry Model Question Paper 4 Tamil Medium
- Tamil Nadu 11th Chemistry Model Question Paper 5 Tamil Medium
11th Chemistry Model Question Paper Design 2020-2021 Tamil Nadu
| Types of Questions | Marks | No. of Questions to be Answered | Total Marks |
| Part-I Objective Type | 1 | 15 | 15 |
| Part-II Very Short Answers (Totally 9 questions will be given. Answer any Six. Any one question should be answered compulsorily) | 2 | 6 | 12 |
| Part-Ill Short Answers (Totally 9 questions will be given. Answer any Six. Any one question should be answered compulsorily) | 3 | 6 | 18 |
| Part-IV Essay Type | 5 | 5 | 25 |
| Total | 70 | ||
| Practical Marks + Internal Assessment (20+10) | 30 | ||
| Total Marks | 100 | ||
Tamil Nadu 11th Chemistry Model Question Paper Weightage of Marks
| Purpose | Weightage |
| 1. Knowledge | 30% |
| 2. Understanding | 40% |
| 3. Application | 20% |
| 4. Skill/Creativity | 10% |
It is necessary that students will understand the new pattern and style of Model Question Papers of 11th Standard Chemistry Tamilnadu State Board Syllabus according to the latest exam pattern. These Tamil Nadu Plus One 11th Chemistry Model Question Papers State Board Tamil Medium and English Medium are useful to understand the pattern of questions asked in the board exam. Know about the important concepts to be prepared for TN HSLC Board Exams and Score More marks.
We hope the given Samacheer Kalvi Tamil Nadu State Board Syllabus New Paper Pattern Class 11th Chemistry Model Question Papers 2020 2021 with Answers Pdf Free Download in English Medium and Tamil Medium will help you get through your subjective questions in the exam.
Let us know if you have any concerns regarding the Tamil Nadu Government 11th Chemistry State Board Model Question Papers with Answers 2020 21, TN 11th Std Chemistry Public Exam Question Papers with Answer Key, New Paper Pattern of HSC Class 11th Chemistry Previous Year Question Papers, Plus One +1 Chemistry Model Sample Papers, drop a comment below and we will get back to you as soon as possible.
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Samacheer Kalvi 11th Books Solutions Guide
Expert Teachers at SamacheerKalvi.Guru has created Tamilnadu State Board Samacheer Kalvi 11th Books Answers and Solutions Guide Pdf Free Download of Volume 1 and Volume 2 in English Medium and Tamil Medium are part of Samacheer Kalvi Books Solutions . Here we have given TN State Board New Syllabus Samacheer Kalvi 11th Std Guide Pdf of Book Back Questions and Answers, Chapter Wise Important Questions, Study Material, Question Bank, Notes, Formulas.
Students can also read Tamil Nadu 11th Model Question Papers 2020-2021.
Samacheer Kalvi 11th Guide Book Back Answers Solutions Pdf Free Download
TN Samacheer Kalvi 11th Book Back Answers Solutions Guide
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We hope the given Tamilnadu State Board Samacheer Kalvi Class 11th Books Volume 1 and Volume 2 Solutions and Answers Guide Pdf Free Download in English Medium and Tamil Medium will help you. If you have any queries regarding TN State Board New Syllabus Samacheer Kalvi 11th Standard Guides Pdf of Book Back Questions and Answers, Chapter Wise Important Questions, Study Material, Question Bank, Notes, Formulas, drop a comment below and we will get back to you at the earliest.
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- NCERT Solutions
- NCERT Class 11
- NCERT 11 Chemistry
NCERT Solutions for Class 11 Chemistry
Ncert solutions for class 11 chemistry download chapter-wise pdf for 2023-24.
NCERT Solutions for Class 11 Chemistry is a study material which is developed by the faculty at BYJU’S by keeping in mind the grasping power of Class 11 students. NCERT Solutions for Class 11 are drafted in a simple and understandable manner to help students ace the exam without fear. Chemistry is a subject which contains a lot of chemical reactions and symbols. It might be difficult for the students to remember all these concepts effectively if not revised on a regular basis. So, making use of proper study material is very important.
At BYJU’S, students can access chapter-wise NCERT Solutions for Class 11 to get their doubts clarified instantly. The faculty has provided both online and offline modes of solutions which can be used free of cost. The chapter-wise links of NCERT Solutions for Class 11 Chemistry are as follows:
Chapter-Wise NCERT Solutions for Class 11 Chemistry
Chapter 1: Some Basic Concepts of Chemistry
Chapter 2: structure of atom, chapter 3: classification of elements and periodicity in properties, chapter 4: chemical bonding and molecular structure.
- Chapter 5: Thermodynamics
- Chapter 6: Equilibrium
- Chapter 7: Redox Reactions
- Chapter 8: Organic Chemistry – Some Basic Principles & Techniques
- Chapter 9: Hydrocarbons
The following chapters have been removed from the NCERT Class 11 Chemistry textbook 2023-24.
- States of Matter
- The s-Block Elements
- The p-Block Elements
- Environmental Chemistry
From the NCERT Solutions at BYJU’S, students will clearly learn about all the chemical reactions which occur in our day-to-day activities. The solutions explain each and every minute concept in the best way possible so that students do not face any problems in the exam. It not only boosts their exam preparation, but also provides a strong foundation of fundamental concepts, which frequently appear in various competitive exams. Using these solutions, students will understand how to approach complex questions that would appear in the exam and answer them with confidence.
Download NCERT Solutions for Class 11 Chemistry PDF to revise all the concepts.
NCERT Solutions Class 11 Chemistry
NCERT Solutions for Class 11 Chemistry at BYJU’S is designed in such a way that students will be able to grasp all the concepts instantly. Each and every chemical reaction is explained with suitable examples and explanations in order to provide a quality learning experience for the students. For a student of Class 11, learning all the concepts from the NCERT Textbook would be a difficult task if they do not have a proper understanding of the concepts. The main objective of creating these solutions is to help students face the annual exam without fear. It not only enables logical and analytical thinking approach among students, but also helps them to attain good grades.
NCERT Solutions Class 11 Chemistry Chapter Details and Exercises
This chapter explains the importance of chemistry, and concepts like molecular mass and atomic mass. A few basic theories and laws, like Avogadro’s law , Dalton’s atomic theory and the law of conservation of mass, are explained in brief in this chapter. You will also solve problems based on determining the molecular weight of compounds, mass percent and concentration. You will get a clear idea about the empirical and molecular formulae, molarity, molality and mole concept.
Topics Covered in Class 11 Chemistry Chapter 1 Some Basic Concepts of Chemistry :
General Introduction: Importance and scope of chemistry. Historical approach to particulate nature of matter, laws of chemical combination, Dalton’s atomic theory: the concept of elements, atoms and molecules. Atomic and molecular masses. Mole concept and molar mass; percentage composition and empirical and molecular formula; chemical reactions, stoichiometry and calculations based on stoichiometry.
Also, access the following resources for Class 11 Chapter 1 Some Basic Concepts of Chemistry at BYJU’S:
- CBSE Class 11 Notes Chapter 1 – Some Basic Concepts of Chemistry
- Chemistry Revision Notes for Class 11 Chapter 1 Some Basic Concepts of Chemistry
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 1 – Some Basic Concepts Of Chemistry Solutions
- Important Questions for Class 11 Chemistry Chapter 1 Some Basic Concepts of Chemistry
Students will learn about Thomson’s atomic model, subatomic particles, Bohr’s model , Rutherford’s atomic model and quantum mechanical model of atom. Problems on relationship between frequency and wavelength, energy associated with electromagnetic radiation and subatomic particles are present in this chapter. You will get to know how to write the electron configurations and the electron transition in different shells which is important for the exam.
Topics Covered in Class 11 Chemistry Chapter 2 Structure of Atom :
Discovery of electron, proton and neutron; atomic number, isotopes and isobars. Thomson’s model and its limitations, Rutherford’s model and its limitations, Bohr’s model and its limitations, concept of shells and subshells, dual nature of matter and light, de Broglie’s relationship, Heisenberg uncertainty principle, concept of orbitals, quantum numbers, shapes of s, p, and d orbitals, rules for filling electrons in orbitals – Aufbau principle, Pauli exclusion principle and Hund’s rule, electronic configuration of atoms, stability of half filled and completely filled orbitals.
Also, access the following resources for Class 11 Chapter 2 Structure of Atom at BYJU’S:
- Structure of Atom Class 11 Notes
- Chemistry Revision Notes for Class 11 Chapter 2 Structure of Atom
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 2 – Structure of Atom
From the exam point of view, classification of elements is very important. Most of the questions in the final exam and various competitive exams appear from this chapter. So learning all the concepts from this chapter is important. From this chapter, students will also learn about the s-block, p-block, d-block and f-block elements from the periodic table , trends in physical and chemical properties and chemical reactivity. By learning this chapter thoroughly, students will obtain good score in the exam.
Topics Covered in Class 11 Chemistry Chapter 3 Classification of Elements and Periodicity in Properties :
Significance of classification, brief history of the development of periodic table, modern periodic law and the present form of periodic table, periodic trends in properties of elements – atomic radii, ionic radii, inert gas radii, ionization enthalpy, electron gain enthalpy, electronegativity, valence.
Also, access the following resources for Class 11 Chapter 3 Classification of Elements and Periodicity in Properties at BYJU’S:
- Classification of Elements and Periodicity in Properties Class 11 Notes – Chapter 3
- Chemistry Revision Notes for Class 11 Chapter 3 Classification of Elements and Periodicity in Properties
- Important Questions Chemistry Class 11 Chapter 3 Classification of Elements and Periodicity in Properties
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 3 – Classification of Elements and Periodicity in Properties
Chemistry is based on the things which we observe in our surroundings and is called the central science. The topics discussed in this chapter are – VSEPR Theory, Lewis structures, Valence Bond Theory , polar character of covalent bonds and hydrogen bonding. Students will learn how to draw Lewis dot symbols for molecules, atoms and polyatomic ions. The solutions at BYJU’S contain diagrams for each concept to provide visual learning experience for the students.
Topics Covered in Class 11 Chemistry Chapter 4 Chemical Bonding and Molecular Structure :
Valence electrons, ionic bond, covalent bond, bond parameters, Lewis structure, polar character of covalent bond, covalent character of ionic bond, valence bond theory, resonance, geometry of covalent molecules, VSEPR theory, concept of hybridization involving s, p and d orbitals and shapes of some simple molecules, molecular orbital theory of homonuclear diatomic molecules (qualitative idea only), hydrogen bond.
Also, access the following resources for Class 11 Chapter 4 Chemical Bonding and Molecular Structure at BYJU’S:
- Chemical Bonding Class 11 Notes
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 4 – Chemical Bonding and Molecular Structure
Chapter 5: States of Matter
This chapter explains the intermolecular forces and how they affect the physical state of a substance. It deals with other concepts associated with gaseous and liquid states of matter. This is the main reason why this chapter is important for the exam. Students will be able to understand the Boyle’s Law , Charle’s Law, Gay Lussac’s Law and Avogadro Law which carry more marks as per the exam pattern. Problems on finding partial pressure, critical temperature and pressure, Van der Waals force and other intermolecular forces are present in this chapter.
Topics Covered in Class 11 Chemistry Chapter 5 States of Matter :
Three states of matter, intermolecular interactions, type of bonding, melting and boiling points, role of gas laws in elucidating the concept of the molecule, Boyle’s law, Charles’ law, Gay Lussac’s law, Avogadro’s law, ideal behaviour, empirical derivation of gas equation, Avogadro’s number, ideal gas equation, deviation from ideal behaviour, liquefaction of gases, critical temperature. Liquid State – Vapour pressure, viscosity and surface tension (qualitative idea only, no mathematical derivations).
Also, access the following resources for Class 11 Chapter 5 States of Matter at BYJU’S:
- States Of Matter Class 11 Notes – Chapter 5
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 5 – States of Matter
Chapter 6: Thermodynamics
It is a branch of science which explains the relationship between heat and the other energy forms. On the basis of exchange of matter and energy, thermodynamic systems are divided into three types – open, closed and isolated systems. Students will learn more about the concepts like terms in thermodynamics, applications, calorimetry, enthalpies, spontaneity and Gibbs energy change and equilibrium. The problems in the NCERT Solutions are answered in a systematic manner completely based on the latest syllabus of the CBSE board.
Topics Covered in Class 11 Chemistry Chapter 6 Thermodynamics :
Concepts of system, types of systems, surroundings, work, heat, energy, extensive and intensive properties, state functions. First law of thermodynamics – internal energy and enthalpy, heat capacity and specific heat, measurement of ΔU and ΔH, Hess’s law of constant heat summation, enthalpy of bond dissociation, combustion, formation, atomization, sublimation, phase transition, ionization, and dilution. Introduction of entropy as a state function, free energy change for spontaneous and nonspontaneous process, equilibrium.
Also, access the following resources for Class 11 Chapter 6 Thermodynamics at BYJU’S:
- Thermodynamics Class 11 Notes – Chapter 6
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 6 – Thermodynamics
Chapter 7: Equilibrium
From this chapter, students will learn buffer solutions, equilibrium constant and the common ion effect . As this chapter contains a lot of concepts, a thorough understanding of each of them is important to perform well in the annual exam. The solutions contain clear cut explanations for each and every concept so that all the queries of the students are clarified. The concepts discussed in this chapter are – solid liquid equilibrium, applications of equilibrium constant, factors affecting equilibria, acids, bases and salts, buffer solutions etc.
Topics Covered in Class 11 Chemistry Chapter 7 Equilibrium:
Equilibrium in physical and chemical processes, dynamic nature of equilibrium, law of mass action, equilibrium constant, factors affecting equilibrium – Le Chatelier’s principle; ionic equilibrium – ionization of acids and bases, strong and weak electrolytes, degree of ionization, concept of pH. Hydrolysis of salts (elementary idea), buffer solutions, solubility product, common ion effect (with illustrative examples).
Also, access the following resources for Class 11 Chapter 7 Equilibrium at BYJU’S:
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 7 – Equilibrium
- Equilibrium Class 11 Notes – Chapter 7
Chapter 8: Redox Reactions
The fact here is that the field of electrochemistry deals with the redox reactions . It is important for the students to learn this chapter in order to score good marks in the final exam. Students will get questions based on the classical idea of redox reaction, redox reactions in terms of electron transfer reactions, oxidation number and electrode processes. Students are recommended to first complete the entire chapter using the NCERT textbook prescribed by the CBSE board.
Topics Covered in Class 11 Chemistry Chapter 8 Redox Reaction :
Concept of oxidation and reduction, redox reactions, oxidation number, balancing redox reactions, applications of redox reactions.
Also, access the following resources for Class 11 Chapter 8 Redox Reactions at BYJU’S:
- Redox Reactions Class 11 Notes – Chapter 8
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 8 – Redox Reactions
Chapter 9: Hydrogen
Hydrogen is the lightest element with one electron and proton. The most abundant element in the entire universe is dihydrogen . Hydrogen is an important element which makes up 80% of the entire mass of the universe. It is very important for the students to know about this element in order to secure good marks in the final exam. Students will also learn about the preparation and properties of dihydrogen and its applications in our daily life. It might be difficult for the students to grasp all these concepts at a stretch, so making use of a perfect study material will help you through it.
Topics Covered in Class 11 Chemistry Chapter 9 Hydrogen :
Position of hydrogen in periodic table, occurrence, isotopes, preparation, properties and uses of hydrogen; hydrides – ionic, covalent and interstitial; physical and chemical properties of water, heavy water; hydrogen peroxide – preparation, reactions and structure; hydrogen as a fuel.
Also, access the following resources for Class 11 Chapter 9 Hydrogen at BYJU’S:
- Hydrogen Class 11 Notes – Chapter 9
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 9 – Hydrogen
- Chemistry Revision Notes for Class 11 Chapter 9 Hydrogen
Chapter 10: The s-Block Elements
Students will learn about the Alkali metals and Alkaline earth metals which are the group 1 and group 2 in the periodic table. Some of the concepts like physical and chemical properties of s-block elements, general characteristics of compounds and about important compounds like calcium. The biological importance of calcium and magnesium is also explained clearly in this chapter. Periodic table and the elements present in them is a hot topic in the exam perspective. For this reason, students are highly recommended to learn all these concepts thoroughly to score well.
Topics Covered in Class 11 Chemistry Chapter 10 The s-Block Elements :
Group 1 and Group 2 elements: General introduction, electronic configuration, occurrence, anomalous properties of the first element of each group, diagonal relationship, trends in the variation of properties (such as ionization enthalpy, atomic and ionic radii), trends in chemical reactivity with oxygen, water, hydrogen and halogens; uses.
Preparation and properties of some important compounds: Sodium carbonate, sodium chloride, sodium hydroxide and sodium hydrogen carbonate, biological importance of sodium and potassium. CaO, CaCO 3 , and industrial use of lime and limestone, biological importance of Mg and Ca.
Also, access the following resources for Class 11 Chapter 10 The s-Block Elements at BYJU’S:
- The s-Block Elements Class 11 Notes – Chapter 10
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 10 – The S Block Elements
Chapter 11: The p-Block Elements
The elements present between the 13th and 18th group are called the p-block elements. As this chapter has a lots of concepts, it is very important for the students to revise it regularly. Students will get a gist of the p-block elements, where the last electron enters or is found on the p-subshell. Some of the concepts which you will learn in this chapter are – boron family , important compounds of boron, uses of aluminium and boron, carbon family, allotropes of carbon and important compounds of silicon and carbon.
Topics Covered in Class 11 Chemistry Chapter 11 The p-Block Elements :
General Introduction to p-Block Elements Group 13 elements: General introduction, electronic configuration, occurrence, variation of properties, oxidation states, trends in chemical reactivity, anomalous properties of first element of the group; Boron – physical and chemical properties, some important compounds: borax, boric acids, boron hydrides. Aluminium: uses, reactions with acids and alkalies. Group 14 elements: General introduction, electronic configuration, occurrence, variation of properties, oxidation states, trends in chemical reactivity, anomalous behaviour of first element. Carbon – catenation, allotropic forms, physical and chemical properties; uses of some important compounds: oxides. Important compounds of silicon and a few uses: silicon tetrachloride , silicones, silicates and zeolites.
Also, access the following resources for Class 11 Chapter 11 The p-Block Elements at BYJU’S:
- What Are P-Block Elements?
- The p-Block Elements Class 11 Notes – Chapter 11
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 11 – The P Block Elements
Chapter 12: Organic Chemistry – Some Basic Principles and Techniques
When it comes to exam preparation, both organic and inorganic chemistry plays an important role in attaining good marks. This chapter will introduce you to concepts such as organic compounds, structural representation, classification, nomenclature, isomerism , purification of organic compounds and quantitative analysis. If students are not able to learn these concepts using the NCERT textbook they can download the PDF of solutions which are available online for absolutely free of cost.
Topics Covered in Class 11 Chemistry Chapter 12 Organic Chemistry – Some Basic Principles :
General introduction, methods of purification, qualitative and quantitative analysis, classification and IUPAC nomenclature of organic compounds. Electronic displacements in a covalent bond: inductive effect, electromeric effect, resonance and hyper conjugation. Homolytic and heterolytic fission of a covalent bond: free radicals, carbocations, carbanions; electrophiles and nucleophiles, types of organic reactions
Also access the following resources for Class 11 Chapter 12 Organic Chemistry – Some Basic Principles and Techniques at BYJU’S:
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 12 – Organic Chemistry Solutions Some Basic Principles and Techniques
- Chemistry Revision Notes for Class 11 Chapter 12 Organic Chemistry – Some Basic Principles and Techniques
Chapter 13: Hydrocarbons
The scientific study of properties, structure, reactions, composition and synthesis of organic compounds is called organic chemistry. It teaches the students about concepts like alkanes and its preparation from alkyl halides, unsaturated hydrocarbons and carboxylic acids. Students will also learn about the physical and chemical properties of alkanes as per the prescribed CBSE syllabus. As this chapter is important from the exam point of view, students must highly concentrate on all the concepts and memorise it thoroughly to perform well in the exam.
Topics Covered in Class 11 Chemistry Chapter 13 Hydrocarbons :
Classification of hydrocarbons Alkanes: Nomenclature, isomerism, conformations (ethane only), physical properties, chemical reactions including free radical mechanism of halogenation, combustion and pyrolysis. Alkenes: Nomenclature, structure of double bond (ethene), geometrical isomerism, physical properties, methods of preparation; chemical reactions: addition of hydrogen, halogen, water, hydrogen halides (Markovnikov’s addition and peroxide effect), ozonolysis, oxidation, mechanism of electrophilic addition. Alkynes: Nomenclature, structure of triple bond (ethyne), physical properties, methods of preparation, chemical reactions: acidic character of alkynes, addition reaction of – hydrogen, halogens, hydrogen halides and water. Aromatic hydrocarbons: Introduction, IUPAC nomenclature; Benzene: resonance, aromaticity; chemical properties: mechanism of electrophilic substitution – nitration sulphonation, halogenation, Friedel Craft’s alkylation and acylation; directive influence of functional group in mono-substituted benzene; carcinogenicity and toxicity
Also access the following resources for Class 11 Chapter 13 Hydrocarbons at BYJU’S:
- Hydrocarbons Class 11 Notes – Chapter 13
- Chapter 13 – Hydrocarbons
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 13 – Hydrocarbons
Chapter 14: Environmental Chemistry
Various concepts which are related to environment like water pollution , atmospheric pollution, soil pollution and its reasons are explained briefly in this chapter. Along with this students will also learn about the use of pesticides to reduce soil pollution and strategies to control pollution like waste disposal. By learning this chapter thoroughly, students will get to know about the pollution occurring in nature by our activities.
Topics Covered in Class 11 Chemistry Chapter 14 Environmental Chemistry :
Environmental pollution : Air, water and soil pollution, chemical reactions in atmosphere, smogs, major atmospheric pollutants; acid rain, ozone and its reactions, effects of depletion of ozone layer, greenhouse effect and global warming – pollution due to industrial wastes; green chemistry as an alternative tool for reducing pollution, strategy for control of environmental pollution.
Also access the following resources for Class 11 Chapter 14 Environmental Chemistry at BYJU’S:
- Environmental Chemistry Class 11 Notes – Chapter 14
- NCERT Exemplar Class 11 Chemistry Solutions for Chapter 14 – Environmental Chemistry Solutions
In the NCERT Textbook of Chemistry, there are about 14 chapters which contains various concepts which are crucial for the exam. It might be difficult for the students to remember all the chemical formulas and reactions during the final exam so regular practise is necessary. To understand the syllabus students can make use of the NCERT Class 11 Books from BYJU’S.
Features of NCERT Solutions for Class 11 Chemistry
The NCERT Solutions for Class 11 Chemistry provided by BYJU’S features:
- Brief explanations are provided for each question.
- The numerical equations are solved in a step wise manner.
- The answers are clear cut and precise completely based on the CBSE syllabus.
- Subject matter experts design the solutions after conducting a vast research.
- PDFs are available with a free download option.
Note: CBSE Class 11 Chemistry students can bookmark this page in their browser to easily access NCERT Solutions for Class 11 Chemistry in the future.
CBSE Marking Scheme 2023-24
The entire syllabus as per CBSE board is divided portions containing all the concepts divided equally. By doing this, the faculty explain the relationship between the various topics which are of higher importance. At the end of each academic year, the CBSE conducts exams in accordance to the syllabus allotted for each year. This mainly aims to provide students the ability to learn the various concepts that are crucial from the exam perspective.
| 1 | Some Basic Concepts of Chemistry | 7 |
| 2 | Structure of Atom | 9 |
| 3 | Classification of Elements and Periodicity in Properties | 6 |
| 4 | Chemical Bonding and Molecular Structure | 7 |
| 5 | Chemical Thermodynamics | 9 |
| 6 | Equilibrium | 7 |
| 7 | Redox Reactions | 4 |
| 8 | Organic Chemistry: Some basic Principles and Techniques | 11 |
| 9 | Hydrocarbons | 10 |
| Total | 70 |
Toppers Prefer BYJU’S NCERT Solutions. Here’s Why…
The highly experienced subject experts at BYJU’S design the solutions with the aim of helping students ace the exams. The solutions contain explanations in simple language so that students can grasp the concepts effectively. Students can rely on these concepts as they strictly follow the NCERT Class 11 Chemistry Syllabus . The solutions offered by BYJU’S give students a competitive edge by meeting the following criteria:
1. The solutions are created by the best faculty in the respective field
The highly qualified academic tutors design the solutions with the main objective of providing the best educational content to the students across the country. The solutions are very elaborate so that students get all their doubts cleared instantly.
2. Helps students answer complex questions
The explanatory solutions provided by the experts at BYJU’S are student friendly. The complex questions and numericals are solved in a step wise manner in order to make students grasp the method of solving them. The solutions are concept focused, which in turn, provides a strong foundation of fundamental concepts which would help students in their future studies.
3. Best study material for revision purpose
Among the various study materials available online, students can refer to the NCERT Solutions at BYJU’S to speed up their exam preparation. All the concepts are covered in the solutions so that students do not miss any concept which is important for the exam. From theory questions to numerical problems, NCERT Solutions provides the best knowledge to the students.
After going through our NCERT Solutions for Class 11 Chemistry, Also Check Out:
- NCERT Exemplar Problems for Class 11 Chemistry
- CBSE Revision Notes for Class 11 Chemistry
Have any questions/issues regarding our NCERT Solutions for Class 11 Chemistry? Our support team is always available to resolve your queries. Register with BYJU’S and get in touch with them NOW!
Frequently Asked Questions on NCERT Solutions for Class 11 Chemistry
Is the ncert solutions for class 11 chemistry free of cost, can i get my doubts clarified using the ncert solutions for class 11 chemistry at byju’s, how many chapters are present in the ncert solutions for class 11 chemistry , is the ncert solutions for class 11 chemistry the best study material for chapter revision.
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TN 11th Chemistry Assignment Answer key 2021 , TNSCERT kalvi tv Assignment . 13:58 No comments. TN 11th Chemistry Assignment Answer key 2021 , TNSCERT kalvi tv Assignment . Students can Download 11th Assignment Answers and Question paper unit 1.PDF Download.
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Tamilnadu State Board Samacheer Kalvi 11th Chemistry Book Volume 1 Solutions. Chapter 1 Basic Concepts of Chemistry and Chemical Calculations. Chapter 2 Quantum Mechanical Model of Atom. Chapter 3 Periodic Classification of Elements. Chapter 4 Hydrogen. Chapter 5 Alkali and Alkaline Earth Metals. Chapter 6 Gaseous State. Chapter 7 Thermodynamics.
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