Give a comparative account of the chemistry of carbon and silicon with regard to their stability of hydrides and oxides.

Give a comparative account of the chemistry of carbon and silicon with regard to their property of catenation .

Give a brief account of the reducing properties of carbon.

Give a comparative account of the classes of Kingdom Fungi under the following: (a) mode of nutrition, (b) mode of reproduction.

Catenation is the ability of an atom to form bonds with other atoms of the same element . It is exhibited by both carbon and silicon. Compare the ability of catenation of the two elements .Give reasons.

Predict the formula of hydrides of carbon and silicon using Mendeleev's periodic table.

Give a brief account of oxides and oxoacids of phosphorus.

Present a comparative account of the alkali and alkaline earth metals with respect to the following characteristics. (a) Tendency to form ionic/covalent compounds (b) Nature of oxides and their solubility in water (c) Formation of oxosalts (d) Solubility of oxosalts (e) Thermal stability of oxosalts

Compare the compounds carbon tetrachloride and sodium chloride with regard to solubility in water and electrical conductivity.

Give examples and suggest reason for the following features of the transition metals Chemistry. (ii). A transition metal exhibits highest oxidation state in oxides and fluorides. (iii). The highest oxidation state is exhibited in oxoanions of a metal.

Give balanced equation for the following: Oxidation of carbon with concentrated nitric acid.