An ammoniacal metal salt solution gives a brilliant red prec... | Chemistry | SolveeIt | Solveeit

Today, August 23

Question

An ammoniacal metal salt solution gives a brilliant red precipitate on addition of dimethylglyoxime The metal ion is:

A

$Co ^{2+}$

B

$Fe ^{2+}$

C

$Ni ^{2+}$

D

$Cu ^{2+}$

Answer

$Ni ^{2+}$

Explanation

Solution

Ni+2+2DMGNH3(aq)Rosy Red complex [Ni(DMG)2]