MCQ
The element with highest value of ionization potential is
- APotassium
- ✓Helium
- CHydrogen
- DXenon
✓
Answer
Correct option: B.
Helium
b
(b) $He$ and $Xe$ belongs to same group but $He$ has higher ionisation energy because of small size.
(b) $He$ and $Xe$ belongs to same group but $He$ has higher ionisation energy because of small size.
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