MCQ
The following has zero valency
- ASodium
- BBeryllium
- CAluminium
- ✓Krypton
✓
Answer
Correct option: D.
Krypton
d
(d) $Kr $ has zero valency because it contains $8$ electrons in outermost shell.
(d) $Kr $ has zero valency because it contains $8$ electrons in outermost shell.
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