MCQ
The valency shell of calcium contains
- A$8$ electrons
- B$6$ electrons
- C$4$ electrons
- ✓$2$ electrons
✓
Answer
Correct option: D.
$2$ electrons
d
(d) Valence shell configuration for $IIA$ group elements is : $n{s^2}$
(d) Valence shell configuration for $IIA$ group elements is : $n{s^2}$
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