Short Answer TypeWhen concentrated sulphuric acid was added to an unknown salt present in a test tube a brown gas (A) was involved. This gas intensified when copper turnings were added to this test tube. On cooling, the gas (A) changed into a colourless solid (B).
(i) Identify (A) and (B)
(ii) Write the structures of (A) and (B)
(iii) Why does gas (A) change to solid on cooling
Out of chlorobenzene and benzyl chloride, which one gets easily hydrolysed by aqueous NaOH and why?
Benzyl chloride gets easily hydrolysed by aqueous NaOH because chlorobenzene a partial double bond develops between carbon and chlorine bond due to which bond become short and strong substitution of chlorine become very difficult.
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