Which pair of atomic numbers represents s-block elements - Vidyadip

MCQ

Which pair of atomic numbers represents $s$-block elements

A
$7, 15$
B
$6, 12$
C
$9, 17$
✓
$3, 12$

✓

Answer

Correct option: D.

$3, 12$

d
$(d)$ Last electron goes to $s$-subshell.

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