MCQ
Which of the following behave as Lewis acid $BF_3, SnCl_2, SnCl_4$
- A$SnCl_2$ and $SnCl_4$
- B$BF_3$ and $SnCl_2$
- C$BF_3$ only
- ✓$BF_3, SnCl_2, SnCl_4$
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