Lewis acids among the following are (i) CCl4 (ii) SiCl4 (iii) GeF4
A
Both i, ii
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B
Only ii and iii
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C
Only i, ii
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D
i, ii, iii
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Solution
The correct option is BOnly ii and iii Due to the presence of vacant d-orbital, in the valence shell of Si, Ge. They ready to accept electron pair and can expand octet.