MEDIUMMCQ SINGLEJEE Mains ChemistryPhysical ChemistryIonic equilibriumPrevious Year Questions
Which of the following fluoro-compounds is most likely to behave as a Lewis’s base? (NEET-II 2016)
A.BF3
B.PF3✓ Correct
C.CF4
D.SiF4
Explanation
PF3 is a Lewis’s base due to the presence of lone pair of electrons. BF3 is Lewis’s acid while CF4 and SiF4 are electron precise molecules.
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