Among the following, electron deficient compound is:
A
CCl4
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B
PCl5
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C
SiF4
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D
BCl3
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Solution
The correct option is DBCl3 In BCl3 the valence electrons for boron are 6 (3 of boron and 3 of chlorine), so there are two electrons deficient for the octet configuration. Thus, electron deficient molecule is BCl3.