A) nitrous acid
B) nitrosyl-hydrochloric acid
C) sulphuric acid
D) nitrosoyl-sulphuric acid
Correct Answer: A
Solution :
Aniline reacts with nitrous acid at\[{{0}^{o}}-{{5}^{o}}C\]to give benzene diazonium chloride. This reaction is called diazotisation. \[NaN{{O}_{2}}+HCl\xrightarrow{{}}HN{{O}_{2}}+NaCl\]You need to login to perform this action.
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