MCQ
The number of electrons in the valence shell of calcium is
- A$6$
- B$8$
- ✓$2$
- D$4$
✓
Answer
Correct option: C.
$2$
c
(c) $ 2$ electron in the valence shell of calcium $C{a_{20}} = (2,\,8,\,8,\,2)$.
(c) $ 2$ electron in the valence shell of calcium $C{a_{20}} = (2,\,8,\,8,\,2)$.
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