Identify a molecule which does not exist.
(a) \( \mathrm{Li}_{2} \)...
Identify a molecule which does not exist.
(a) \( \mathrm{Li}_{2} \)
(b) \( \mathrm{C}_{2} \)
\( \mathrm{P} \)
(c) \( \mathrm{O}_{2} \)
(d) \( \mathrm{He}_{2} \)
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