Question

Beta-black phosphorus is prepared by heating white phosphorus.

(a) True

(b) False

This question was posed to me in homework.

I'm obligated to ask this question of P-Block Elements topic in section P-Block Elements of Chemistry – Class 12

Answer 1

The correct option is (a) True

The explanation is: Yes, Beta-black phosphorus is prepared by heating white phosphorus at 473 K under high pressure(4000-12000 atm) in an inert atmosphere. It has layered structure in which each phosphorus atom is covalently bonded to three neighbouring phosphorus atoms.