Aufbau principle is not satisfied by - Vidyadip

MCQ

Aufbau principle is not satisfied by

A
$Cr$ and $Cl$
✓
$Cu$ and $Ag$
C
$Cr$ and $Mg$
D
$Cu$ and $Na$

✓

Answer

Correct option: B.

$Cu$ and $Ag$

b
It’s Obvious

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