NCERT Solutions for Class 11 Chemistry

Shaalaa has a total of 1 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Some Basic Concepts of Chemistry are Atomic Mass, Average Atomic Mass, Avogadro Law, Dalton'S Atomic Theory, Dimensional Analysis, Formula Mass, Gay Lussac’S Law of Gaseous Volumes, Historical Approach to Particulate Nature of Matter, Importance of Chemistry, Law of Conservation of Mass, Law of Definite Proportions, Law of Multiple Proportions, Mass and Weight, Mole Concept and Molar Masses, Molecular Mass, Nature of Matter, Percentage Composition, Scientific Notation, Significant Figures, Some Basic Concepts of Chemistry Numericals, Stoichiometry and Stoichiometric Calculations - Introduction, Stoichiometry and Stoichiometric Calculations - Limiting Reagent, Stoichiometry and Stoichiometric Calculations - Reactions in Solutions, The International System of Units (Si)

Shaalaa has a total of 94 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Structure of Atom are Atomic Models - Drawbacks of Rutherford Model, Atomic Number, Bohr'S Model for Hydrogen Atom, Charge on the Electron, Charge to Mass Ratio of Electron, Concept of Atomic Models, Concept of Isobars, Concept of Isotopes, Concept of Quantum Mechanical Model of the Atom, Discovery of Electron, Discovery of Protons and Neutrons, Dual Behaviour of Matter, Electromagnetic Waves : Numericals, Evidence for the Quantized Electronic Energy Levels - Atomic Spectra, Heisenberg’S Uncertainty Principle, Mass Number, Particle Nature of Electromagnetic Radiation: Planck'S Quantum Theory, Quantum Mechanical Model of the Atom - Concept Of Shells and Subshells, Quantum Mechanical Model of the Atom - Electronic Configuration of Atoms, Quantum Mechanical Model of the Atom - Energies of Orbitals, Quantum Mechanical Model of the Atom - Filling of Orbitals in Atom, Quantum Mechanical Model of the Atom - Orbitals and Quantum Numbers, Quantum Mechanical Model of the Atom - Shapes of Atomic Orbitals, Quantum Mechanical Model of the Atom - Stability of Completely Filled and Half Filled Subshells, Structure of an Atom - Rutherford’S Model of an Atom, Structure of an Atom - Thomson’S Model of an Atom, Structure of Atom Numericals, Wave Nature of Electromagnetic Radiation

Shaalaa has a total of 65 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Classification of Elements and Periodicity in Properties are Anomalous Properties of Second Period Elements, Atomic Radius, Classification of Elements and Periodicity in Properties Numericals, Electronegativity, Electron Gain Enthalpy, Electronic Configurations of Elements and Their Periodic Table, Genesis of Periodic Classification, Ionic Radius, Ionization Enthalpy, Metals, Non-metals and Metalloids, Modern Periodic Law and the Present Form of the Periodic Table, Nomenclature of Elements with Atomic Number Greater than 100, Periodicity of Valence Or Oxidation States, Periodic Trends and Chemical Reactivity, Significance of Classification of Elements, The d-Block Elements (Transition Elements), The f-Block Elements (Inner-transition Elements), The p-Block Elements, The s-Block Elements

Shaalaa has a total of 53 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Chemical Bonding and Molecular Structure are Bond Angle, Bond Enthalpy, Bonding in Some Homonuclear Diatomic Molecules, Bond Length, Bond Order, Cause of Formation of Hydrogen Bond, Chemical Bonding and Molecular Structure Numericals, Concept of Ionic Or Electrovalent Bond, Concept of Kossel-lewis Approach to Chemical Bonding, Conditions for the Combination of Atomic Orbitals, Electronic Configuration and Molecular Behaviour, Energy Level Diagram for Molecular Orbitals, Formation of Molecular Orbitals - Linear Combination of Atomic Orbitals (Lcao), Hybridisation - Introduction, Hybridisation of Elements Involving d Orbitals, Hydrogen Bonding - Introduction, Kossel-lewis Approach to Chemical Bonding - Covalent Bond, Kossel-lewis Approach to Chemical Bonding - Formal Charge, Kossel-lewis Approach to Chemical Bonding - Lewis Representation of Simple Molecules (The Lewis Structures), Kossel-lewis Approach to Chemical Bonding - Limitations of the Octet Rule, Kossel-lewis Approach to Chemical Bonding - Octet Rule, Molecular Orbital Theory - Introduction, Polarity of Bonds, Resonance Structures, States of Matter:- Gases and Liquids Numericals, The Valence Shell Electron Pair Repulsion (VSEPR) Theory, Types of H-Bonds, Types of Hybridisation, Types of Molecular Orbitals, Valence Bond Theory - Directional Properties of Bonds, Valence Bond Theory - Introduction, Valence Bond Theory - Orbital Overlap Concept, Valence Bond Theory - Overlapping of Atomic Orbitals, Valence Bond Theory - Strength of Sigma and Pi Bonds, Valence Bond Theory - Types of Overlapping and Nature of Covalent Bonds

Shaalaa has a total of 23 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in States of Matter are Avogadro Law, Behaviour of Real Gases:- Deviation from Ideal Gas Behaviour, Boyle’S Law (Pressure - Volume Relationship), Charles’ Law (Temperature - Volume Relationship), Dalton’S Law of Partial Pressures, Density and Molar Mass of a Gaseous Substance, Derivation of Ideal Gas Equation, Dipole - Dipole Forces, Dipole-induced Dipole Forces, Dispersion Forces Or London Forces, Gay Lussac’S Law (Pressure- Temperature Relationship), Hydrogen Bond, Intermolecular Forces - Introduction, Intermolecular Forces Vs. Thermal Interactions, Kinetic Molecular Theory of Gases, Liquifaction of Gases, States of Matter:- Gases and Liquids Numericals, Surface Tension, The Gaseous State, Thermal Energy, Vapour Pressure, Viscosity

Shaalaa has a total of 22 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Thermodynamics are Bond Enthalpy, Enthalpy Changes During Phase Transformations, Enthalpy, H - A Useful New State Function, Enthalpy, H - Extensive and Intensive Properties, Enthalpy, H - Heat Capacity, Enthalpy, H - The Relationship Between Cp and Cv for an Ideal Gas, Enthalpy of Atomization, Enthalpy of Solution, Entropy and Spontaneity, Gibbs Energy and Spontaneity, Gibbs Energy Change and Equilibrium, Hess’ Law of Constant Heat Summation, Is Decrease in Enthalpy a Criterion for Spontaneity, Lattice Enthalpy, Measurement of ∆U and ∆H Calorimetry - ∆H Measurements, Measurement of ∆U and ∆H Calorimetry - ∆U Measurements, Standard Enthalpy of Combustion, Standard Enthalpy of Formation, Standard Enthalpy of Reactions, The Internal Energy as a State Function - Heat, The Internal Energy as a State Function - The General Case, The Internal Energy as a State Function - Work, Thermochemical Equations, Thermodynamic Terms, The State of the System, Work

Shaalaa has a total of 102 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Equilibrium are Addition of Inert Gas, Arrhenius, BroNsted-lowry and Lewis Concept of Acids and Bases, Buffer Solutions, Calculating Equilibrium Concentrations, Change of concentration, Change of Pressure, Change of Temperature, Common Ion Effect in the Ionization of Acids and Bases, Concept of Acids, Bases and Salts, Concept of Equilibrium, Concept of Ionization of Acids and Bases, Concept of Solubility Equilibria of Sparingly Soluble Salts, Di- and Polybasic Acids and Di- and Polyacidic Bases, Effect of Catalyst, Equilibrium Constant in Gaseous Systems, Equilibrium in Chemical Processes - Dynamic Equilibrium, Equilibrium Involving Dissolution of Gases in Liquids, Equilibrium Involving Dissolution of Solid in Liquids, Factors Affecting Acid Strength, General Characteristics of Equilibria Involving Physical Processes, Heterogeneous Equlibria, Hydrolysis of Salts and the Ph of Their Solutions, Ionic Equilibrium in Solution, Ionization Constants of Weak Acids, Ionization of Weak Bases, Law of Chemical Equilibrium and Equilibrium Constant, Liquid-vapour Equilibrium, Predicting the Direction of the Reaction, Predicting the Extent of a Reaction, Relation Between Ka and Kb, Relationship Between Equilibrium Constant K, Reaction Quotient Q and Gibbs Energy G, Solid-liquid Equilibrium, Solid - Vapour Equilibrium, The Ionization Constant of Water and Its Ionic Product, The pH Scale

Shaalaa has a total of 66 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Redox Reactions are Balancing of Redox Reactions, Classical Idea of Redox Reactions - Oxidation and Reduction Reactions, Limitations of Concept of Oxidation Number, Oxidation Number - Introduction, Redox Reactions and Electrode Processes, Redox Reactions as the Basis for Titrations, Redox Reactions in Terms of Electron Transfer Reactions - Competitive Electron Transfer Reactions, Redox Reactions in Terms of Electron Transfer Reactions - Introduction, Types of Redox Reactions

Shaalaa has a total of 50 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Hydrogen are Chemical Properties of Hydrogen Peroxide, Chemical Properties of Water, Covalent Or Molecular Hydride, Dihydrogen, Dihydrogen as a Fuel, Hard and Soft Water, Heavy Water, Ionic Or Saline Hydrides, Metallic Or Non-stoichiometric (Or Interstitial) Hydrides, Permanent Hardness of Water, Physical Properties of Hydrogen Peroxide, Physical Properties of Water, Position of Hydrogen in the Periodic Table, Preparation of Dihydrogen, Preparation of Hydrogen Peroxide, Properties of Dihydrogen, Storage of Hydrogen Peroxide, Structure of Hydrogen Peroxide, Structure of Ice, Structure of Water, Temporary Hardness of Water, Uses of Hydrogen Peroxide

Shaalaa has a total of 55 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in The s-Block Elements are Anomalous Behaviour of Beryllium, Anomalous Properties of Lithium, Biological Importance of Magnesium and Calcium, Biological Importance of Sodium and Potassium, General Characteristics of the Compounds of the Alkali Metals, General Characteristics of the Compounds of the Alkaline Earth Metals, Group 1 Elements - Alkali Metals, Group 2 Elements - Alkaline Earth Metals, Some Important Compounds of Calcium, Some Important Compounds of Sodium

Shaalaa has a total of 60 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in The p-Block Elements are Allotropes of Carbon - Diamond, Allotropes of Carbon - Fullerenes, Allotropes of Carbon - Graphite, Allotropes of Carbon - Uses of Carbon, Group 13 Elements - The Boron Family, Group 14 Elements - The Carbon Family, Important Trends and Anomalous Behaviour of Carbon, Important Trends and Anomalous Properties of Boron, P-block Elements - Introduction, Some Important Compounds of Boron, Some Important Compounds of Carbon and Silicon - Carbon Dioxide, Some Important Compounds of Carbon and Silicon - Carbon Monoxide, Some Important Compounds of Carbon and Silicon - Silicates, Some Important Compounds of Carbon and Silicon - Silicon Dioxide, Some Important Compounds of Carbon and Silicon - Silicones, Some Important Compounds of Carbon and Silicon - Zeolites, Uses of Boron and Aluminium and Their Compounds

Shaalaa has a total of 75 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Organic Chemistry - Some Basic Principles and Techniques are Classification of Organic Compounds, Complete, Condensed and Bond-line Structural Formulas, Electromeric Effect (E Effect), Electron Displacement Effects in Covalent Bonds, Electron Movement in Organic Reactions, Fission of a Covalent Bond, Hyperconjugation, Inductive Effect, Isomerism, IUPAC Nomenclature of Alkanes, Methods of Purification of Organic Compounds - Chromatography, Methods of Purification of Organic Compounds - Crystallisation, Methods of Purification of Organic Compounds - Differential Extraction, Methods of Purification of Organic Compounds - Distillation, Methods of Purification of Organic Compounds - Introduction, Methods of Purification of Organic Compounds - Sublimation, Nomenclature of Organic Compounds Having Functional Group(s), Nomenclature of Substituted Benzene Compounds, Nucleophiles and Electrophiles, Qualitative Analysis of Organic Compounds - Detection of Carbon and Hydrogen, Qualitative Analysis of Organic Compounds - Detection of Other Elements, Quantitative Analysis of Carbon and Hydrogen, Quantitative Analysis of Halogens, Quantitative Analysis of Nitrogen, Quantitative Analysis of Oxygen, Quantitative Analysis of Phosphorus, Quantitative Analysis of Sulphur, Resonance Effect, Resonance Structure, Tetravalence of Carbon - Shapes of Organic Compounds, The IUPAC System of Nomenclature, Three-dimensional Representation of Organic Molecules, Types of Organic Reactions and Mechanisms

Shaalaa has a total of 46 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Hydrocarbons are Alkanes - Introduction, Alkenes - Introduction, Alkynes - Introduction, Aromatic Hydrocarbons - Introduction, Aromaticity, Carcinogenicity and Toxicity, Chemical Properties of Alkanes, Chemical Properties of Alkenes, Chemical Properties of Alkynes, Chemical Properties of Aromatic Hydrocarbons, Classification of Hydrocarbons, Conformations (Ethane), Directive Influence of a Functional Group in Monosubstituted Benzene, Electrophilic Substitution Reactions, Isomerism, Mechanism of Electrophilic Substitution Reactions, Nomenclature, Nomenclature and Isomerism, Physical Properties of Alkanes, Physical Properties of Alkenes, Physical Properties of Alkynes, Physical Properties of Aromatic Hydrocarbons, Preparation of Alkanes from Unsaturated Hydrocarbons, Alkyl Halides and Carboxylic Acids, Preparation of Alkenes from Alkynes, Alkyl Halides, Vicinal Dihalides and Alcohols by Acidic Dehydration, Preparation of Alkynes from Calcium Carbide and Vicinal Dihalides, Preparation of Benzene, Structure of Benzene, Structure of Double Bond, Structure of Triple Bond

Shaalaa has a total of 21 questions are solved for this Chapter in Class 11 Chemistry. Chapters covered in Environmental Chemistry are Causes of Water Pollution, Environmental Pollution - Introduction, Green Chemistry in Day-to-day Life, Green Chemistry - Introduction, Industrial Waste, International Standards for Drinking Water, Soil Pollution - Pesticides, Herbicides, Strategies to Control Environmental Pollution, Stratospheric Pollution, Tropospheric Pollution - Gaseous Air Pollutants, Tropospheric Pollution - Particulate Pollutants