Chemistryhard · Past Paper
Identify the Lewis acid from the following:
A$NH_3$
B$H_2O$
C$BF_3$
D$OH^-$
✓ Correct Answer: C — $BF_3$
Boron trifluoride ($BF_3$) is electron-deficient and can accept an electron pair, acting as a Lewis acid.
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