MCQ
$.........$ element has one electron in the outermost shell and attains duplet configuration after accepting one more electron and attains stability.
- AHelium
- ✓Hydrogen
- CLithium
- DCarbon
✓
Answer
Correct option: B.
Hydrogen
Hydrogen has $1e^-$ in outermost shell, in order to achieve stability either $e^-$ to be removed or added.
When added it acquires a stable configuration forming duplet.
When added it acquires a stable configuration forming duplet.
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