Which of the following is expected to form colourless complex - Vidyadip

MCQ

Which of the following is expected to form colourless complex

A
$N{i^{2 + }}$
✓
$C{u^ + }$
C
$T{i^{3 + }}$
D
$F{e^{3 + }}$

✓

Answer

Correct option: B.

$C{u^ + }$

b
(b) In $C{u^{ + 1}}$ (cuprous ion) $d$ orbitals are completely filled so it will form colourless complex.

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