Which ion is not coloured. | CHEMISTRY - GENERAL PROPERTIES OF THE TRANSITION ELEMENTS (D-BLOCK) | SolveeIt | Solveeit

Today, August 23

Question

Which ion is not coloured.

A

$Cr^{3 +}$

B

$Co^{2 +}$

C

$Cr^{2 +}$

D

$Cu^{+}$

Answer

$Cu^{+}$

Explanation

Solution

$Cu^{+}$ do not have any unpaired electron.