Master/mistress cadre punjab science
Syllabus of chemistry for master cadre Inorganic chemistry (1) chemical periodicity Modren periodic law And present form of the periodic tables, s, p, d and f block elements, periodic trends in properties of elements Atomic and ionic radii, ionisation enthalpy, electron gain enthalpy, valance, oxidation states and chemical reactivity. (2)general principles and process of isolation of metals Modes of occerence of elements in nature, minrals, ores, steps involved in extraction of metals - concentration, reduction( chemical and electrolytic methods) and refining with special reference to extraction of Al , Cu , Zn and iron ; thermodynamic and electrochemical principles involved in extraction of metals. (3) hydrogen Position of hydrogen in periodic table, isotopes, prepration, properties and uses of hydrogen, physical and chemical properties of water and heavy water, structure , prepration, reaction amd uses of hydrogen peroxide, hydrogen as a fuel. (4) s block elements Gr...