Select the incorrect statement about the boron

1.	Select the incorrect statement about the boron
Answer» PURE form of the elements are obtained by the reduction of `BCl_(3)` with ZINE at `900^(@)C` Crystalline boron is ATTACKED only by hot concentrated oxidising agents Amorphous boron and ammonia at white heat GIVES `(BN)_(x)`, a slippery white SOLID witha layer structure resembling that of graphite Boron does form `B^(3+)` cation easily Answer :B

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