An organic compound A of molecular formula `C_2H_6O` on oxidation gives an acid B with the same number of carbon atoms in a molecules as A. compound A is often used for sterilisation of skin by doctors. Name the compound A and B. Write the chemical equations involved in the formation of B from A.

An aromatic compound ‘A’ of molecular formula C_7H_7ON undergoes a series of reactions as shown below. Write the structures of A, B, C, D and E in the following reactions:

A compound Z with molecular formula C_3H_9N reacts with C_6H_5SO_2Cl to give a solid, insoluble in alkali. Identify Z.

An organic compound A has the molecular formula C_(8)H_(16)O_(2) . It gets hydrolysed with dilute sulphuric acid and gives a carboxylic acid B and an alcohol C. Oxidation of C with chromic acid also produced B, C on. dehydration reaction gives but -l-ene. Write equations for the reactions involved.

An organic compound ‘A’ having molecular formula C_4H_8 on treatment with dil. H_2SO_4 gives B. B on treatment with conc. HCl and anhydrous ZnCl_2 gives secondary halide C. Write all the reactions and identify A, B and C.

Write the oxidation number of central atom in the following compound : K_3[Cr (C_2O_4)_3 ]

Write the oxidation number of central atom in the following compound : Na_3[Fe (C_2O_4)_3]

An optically active compound having molecular formula C_7H_15Br reacts with KOH to give a racemic mixture of products. Write the mechanism involved for this reaction.

Write the oxidation number of central atom in the following compound : [Cr Cl_2 (H_2O)_4 ]NO_3

An organic compound A with molecular formula C_8H_8O gives positive DNP and iodoform tests. It does not reduce Tollen’s or Fehling’s reagent and does not decolourise bromine water also. On oxidation with chromic acid (H_2CrO_4) , it gives a carboxy acid (B) with molecular formula C_7H_6O_2 . Deduce the structure of A and B.