1.

In whichof the following the central atom is not in the sp^(3) hybridised state?

Answer»

BORON in solid layered BORIC ACID
Boron in diboare
Boron in the product formed by the reaction of sodium HYDRIDE with diborane
Boron in the product formed by the ADDITION of `(CH_(3))_(3) N` to diborane.

Answer :A


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