problem 1) prepare down the characteristics of catalysts?

problem 2)(a) Describe the extraction of chromium from its ore.

(b) prepare down any three alloys of Lead and its uses.

problem 2)(a) Describe the different types of crystals with ex.

(b) prepare the manufacture and uses of silicons.

problem 3)(a) prepare notes on isomerism in tartaric acid.

(b) prepare the following reaction:

(i) Haworth’s Synthesis.

(ii) Bromination of benzene.

problem 4)(a) prepare down the reaction of the following reagents on Glucose and fructose:

(i) Phenyl hydrazine

(ii) Bromine water.

(iii) HIO

(b) State the biological functions of peptide hormones.

problem 5)(a) Describe the influence of temperature on the reaction rates.

(b) Describe the colorimetric method of determination of kinetics of a reaction.