Maximum number of lone pairs present in Lewis dot structure is (A) \( \mathrm{BF}_{4} \) (B) \( ...

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Maximum number of lone pairs present in Lewis dot structure is
(A) \( \mathrm{BF}_{4} \)
(B) \( \mathrm{BH}_{4}^{-} \)
(C) \( \mathrm{CN}^{-} \)
(D) \( \mathrm{COCl}_{2} \)
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