General Principles and Processes of Isolation of Elements Class 12 Notes Chemistry Chapter 6 1. Minerals: The natural substance in which the metals or their compounds occur in the earth is called minerals. 2. Ores: The minerals from which the metals can be conveniently and economically extracted are called ores. 3. Native ores: These ores…
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Surface Chemistry Class 12 Notes Chemistry Chapter 5 1. This phenomenon of attracting and retaining the molecules of a substance by a solid (or a liquid) on its surface resulting into a higher concentration of the molecules on the surface is known as adsorption. 2. The substance that is adsorbed is called adsorbate and the…
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Chemical Kinetics Class 12 Notes Chemistry Chapter 4 1. Chemical kinetics is the branch of chemistry which deals with the study of rates (or fastness) of chemical reactions, the factors affecting it and the mechanism by which the reactions proceed. 2. Rate of reaction is the change in concentration of reactants or products per unit…
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Electrochemistry Class 12 Notes Chemistry Chapter 3 1. Electrochemistry is the branch of chemistry which deals with the relationship between electrical energy and chemical energy and inter-conversion of one form into another. 2. An electrochemical cell consists of two metallic electrodes dipped in electrolytic solutions. The cells are of two types: (a) Electrolytic cells (b)…
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Solutions Class 12 Notes Chemistry Chapter 2 1. A solution is a homogeneous mixture of two or 9. more chemically non-reacting substances. The components of a solution generally cannot be separated by filtration, settling or centrifuging. 2. A solution may be classified as solid, liquid or a gaseous solution. 3. Solubility is defined as the…
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The Solid State Class 12 Notes Chemistry Chapter 1 1. Solids are substances which have fixed shape and volume. 1’hey are characterised by rigidity, incompressibility, slow diffusion and mechanical strength. They are classified as: (a) Crystalline solids (b) Amorphous solids . 2. The crystalline solids are further classified as: (a) Metallic solids (b) Ionic solids…
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CBSE Class 12 Chemistry Notes Chemistry Class 12 Notes CBSE Chemistry Notes For Class 12 chapter wise given below Chapter 1 The Solid State Class 12 Notes Chapter 2 Solutions Class 12 Notes Chapter 3 Electrochemistry Class 12 Notes Chapter 4 Chemical Kinetics Class 12 Notes Chapter 5 Surface Chemistry Class 12 Notes Chapter 6…
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