An amine (A) `C_3H_9N` reacts with nitrous acid at 0 to `5^@ C` to give an oily layer separated from reaction mixture. Write the structure of A and its reaction with acetyl chloride.

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:

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 products of the following reaction : C_6H_5N_2Cl+ C_2H_5OH rarr

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

9 moles of "D" and 14 moles of E are allowed to react in a closed vessel according to given reactions. Calculate number of moles of B formed in the end of reaction, if 4 moles of G are present in reaction vessel. (percentage yield of reaction is mentioned in the reaction) Step -1 3D+4E 80%rarr5C+A Step-2 3C+5G 50%rarr 6B+F

An element A burns with golden flame in air. It reacts with another element B, atomic number 17 to give a product C. An aqueous a solution of product C on electrolysis gives a compound D and liberates hydrogen. Identify A,B,C or D. Also write down the equations for the reaction involved.

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 acid having molecular formula C_3H_5O_2Br is optically active. What is its structure ?