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Practice Online Test Series for JEE Main 2018 & NEET 2018

Bases which keep `BH_2` in monomeric form is

A.

`NH_3`

B.

THF

C.

DIGLYME

D.

All of these

Solution

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all three have lone pairs of electrons to form a co-ordinate bond with electron deficient boron atom in BH3 . Due to which BH3 keeps in monomeric form.