Number of electron present in the species H_2^+, He, H_2 and O_2^+ respectively are:
- A. 1, 2, 2, 15 ✓
- B. 1, 2, 1, 14
- C. 2, 2, 2, 16
- D. 0, 2, 1, 14
Correct Answer: A. 1, 2, 2, 15
Explanation
H_2^+ has 1 electron (2-1), He has 2, H_2 has 2, and O_2^+ has 15 electrons (16-1).
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