Which of the following compounds is not coloured ? - Vidyadip

MCQ

Which of the following compounds is not coloured ?

A
$Na_2[CuCl_4]$
✓
$Na_2[CdCl_4]$
C
$Fe_4[Fe(CN)_6]_3$
D
none of these

✓

Answer

Correct option: B.

$Na_2[CdCl_4]$

b
$Cd^{+2}$ have no unpaired $e^-$, so colourless

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