1.

Central atom of the following compound has one lone pair of electrons and three bond pairs of electrons [JIPMER 2002]

A. \[{{H}_{2}}S\]
B. \[AlC{{l}_{3}}\]
C. \[N{{H}_{3}}\]
D. \[B{{F}_{3}}\]
Answer» D. \[B{{F}_{3}}\]


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