Which of the following statement(s) is/are not correct?

Options

A. Nickel salts give rosy red precipitate with dimethyl glyoxime in excess of `NH_(4)OH`.
B. Fe(III) salts give red colour with potassium sulphocyanide
C. In nitroprusside, the iron and NO exist as `Fe(III)` and `NO`
D. Mn(II) salts give white precipitate with `NaOH` which turns brown on adding `Br_(2)` water.

Answer

C

Explanation

(c) `Fe^(+1)` and `NO^(+)` exist.