During the preparation of arenediazonium salts, the excess of nitrous – InterviewSolution

1.	During the preparation of arenediazonium salts, the excess of nitrous acid, if any, is destroyed by adding
Answer» Aq. NaOH Aq. `Na_(2)CO_(3)` Aq. `NH_(2)CONH_(2)` Aq. KI Solution :Urea decompoes `HNO_(2)` to `N_(2),CO_(2)` and `H_(2)O` `NH_(2)CONH_(2)+2HONO to 2N_(2) UARR +CO_(2) uarr+3H_(2)O`

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