Chapter 13 Purification, classification and nomenclature of organic compound 1 The word ‘organic’ signifies life. Therefore, all substances which were obtained directly or indirectly from living organisms, plants and animals were called organic compounds and the…
Chapter 12 s & p Block Elements part 3 by TEACHING CARE Online coaching and tuition classes Chemical Fertilizers : The chemical substances which are added to the soil to keep up the fertility of soil are called…
Chapter 11 s & p Block Elements part 2 by TEACHING CARE Online coaching and tuition classes 2 Gypsum (CaSO4 . 2H 2O) : On partially dehydrates to produce plaster of CaSO . 2H O 120…
Chapter 10 s & p Block Elements part 1 by TEACHING CARE Online coaching and tuition classes (1) Position of hydrogen in the periodic table Hydrogen is the first element in the periodic table. Hydrogen is placed in…
Chapter 9 Redox Reactions by TEACHING CARE Online coaching and tuition classes Chemical reactions involve transfer of electrons from one chemical substance to another. These electron – transfer reactions are termed as oxidation-reduction or redox-reactions. Redox reactions play…
Chapter 8 Chemical Equilibrium by TEACHING CARE Online coaching and tuition classes Whenever we hear the word Equilibrium immediately a picture arises in our mind an object under the influence of two opposing forces. For chemical reactions also this…
Chapter 7 Thermodynamics and Thermochemistry by TEACHING CARE Online coaching and tuition classes Thermodynamics Thermodynamics (thermo means heat and dynamics means motion) is the branch of science which deals with the study of different forms of energy and the…
Chapter 5 States of Matter- the Gaseous State by TEACHING CARE Online coaching and tuition classes The state of matter in which the molecular forces of attraction between the particles of matter are minimum, is known as gaseous state.…
Chapter 4 Chemical Bonding and Molecular Structure Part 2 by TEACHING CARE Online coaching and tuition classes Formation of bonding and antibonding molecular orbitals (Linear combination of atomic orbitals – LCAO) When two atomic orbitals overlap they can…
Chapter 3 Chemical Bonding and Molecular Structure Part 1 by TEACHING CARE Online coaching and tuition classes Atoms of different elements excepting noble gases donot have complete octet so they combine with other atoms to form chemical bond. The…
