Which element out of L, M, Q. R will most readily form a diatomic molecule ?
Which element out of L, M, Q. R will most readily form a diatomic molecule ?
A. `L:[He] 2s^2 2p^3`
B. `M:[He]2s^2 2p^5`
C. `Q:[Ne]3s^1`
D. `R:[Ne] 3s^2 3p^2`
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Correct Answer - B
The M-atom requiring 1 electron to complete its octet forms a mono covalent bond with another M-atom
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