(a) Carry out the following conversions: 
(i) Phenol to Benzoic acid.
(ii) Benzene to Phenol
(iii)Phenol is heated with chloroform and sodium hydroxide.
(iv) How will you prepare 2-methyl propan – 2 ol from methyl magnesium bromide.
(b) Give one good chemical test to distinguish between the following pairs of
(i) 1-propanol and 2 methyl 2-propanol.
(ii) Methanol and ethanol
(iii) 1-propanol and 2-propanol
(c) What type of isomerism is exhibited by the following pairs of compounds: 
(1) CH(CH2)3 CH2OH and (C2H5)2 CHOH
(d) For the following reaction:
2H2(g) + 2NO(g) ?2H2O(l) + N2(g)
the following rate data was obtained. 
Experiment [NO](mol L-1) [H2] (mol L-1) Rate (mol L-1 sec-1
1 0.40 0.40 4.8X10-3
2 0.80 0.40 19.2X10-3
3 0.40 0.80 9.6X10-3
Determine the following:
(i) The order of reaction with respect to NO and H2 .
(ii) The rate law.
(iii) The value of rate constant.
(e). What is order of a reaction? Derive an expression for a first order reaction. What is half life period? 
(f) The reaction A + 3B à2C obeys the rate equation Rate = k [A]1/2 [B]3/2 What is the order of this reaction? 
(g) A reaction is 50% complete in 2 hrs and 75% complete in 4 hrs. What is the order of reaction?