MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Physical ChemistryIonic equilibriumTheory of Acids and Bases
Which one of the following molecular hydrides acts as a Lewis’s acid?
A.CH4
B.NH3
C.H2O
D.B2H6✓ Correct
Explanation
B (Boron) in diborane is sp3 hybridized. The central atom present in these have incomplete octet due to shortage of electrons. Therefore, it can accept electrons from any Lewis’s base and can act as Lewis’s acid.
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