Chemistryeasy · Past Paper
What is the valency of Helium?
A0
B1
C2
D8
✓ Correct Answer: A — 0
Helium has a full outer shell (duplet) and does not need to gain or lose electrons, so its valency is 0.
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✓ Correct Answer: A — 0
Helium has a full outer shell (duplet) and does not need to gain or lose electrons, so its valency is 0.
Share this question