Which of the following will give yellow precipitate on shaking with an aqueous solution of NaOH followed by acidification with dil. `HNO_(3)` and addition of `AgNO_(3)` solution

Options

A.
B.
C.
D.

Answer

C

Explanation

Substrate can give `S_(N^(2))` reaction under the prevailing condition. By the way, `I^(-)` is released into the solution Dil. `HNO_(3)` neutralises excess NaOH. `AgNO_(3)` gives yellow ppt. of AgI.