Variable valency is shown by. | CHEMISTRY - ELECTRONIC CONFIGURATIONS OF THE D-BLOCK ELEMENTS | SolveeIt | Solveeit

Today, August 18

Question

Variable valency is shown by.

A

$Na$

B

$Cu$

C

$Mg$

D

$Al$

Answer

$Cu$

Explanation

Solution

$Cu$ due to the presence of vacant d-orbital.