1.

Which of the following reagents can distinguish primary amines and secondary amines ?A. `NH_(3)`B. `NaNO_(2)//HCl`C. `HCl`D. all the above.

Answer» Correct Answer - B
`NaNO_(2)` reacts with `HCl` to give `HNO_(2)`. Nitrous acid gives different products with Primary and secondary amines.


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