Which one of the following is formed (mainly) when red phosphorus is heated in a sealed tube at 803 K? (A) White phosphorus (B) Yellow phosphorus (C) β-Black phosphorus (D) α-Black phosphorus

Question

Which one of the following is formed (mainly) when red phosphorus is heated in a sealed tube at 803 K?

(A) White phosphorus
(B) Yellow phosphorus
(C) β-Black phosphorus
(D) α-Black phosphorus

Prashant Kotian · Accepted Answer

Correct answer: D) Α-BLACK PHOSPHORUS. When red phosphorus is heated in a sealed tube at 803 K, α-black phosphorus is formed.

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