What Is an Appropriate Method for the Synthesis of Phosphorus

question 253

Multiple Choice

What is an appropriate method for the synthesis of phosphorus?

• A)2 Ca₃(PO₄)₂(s)+ 10 C(s)+ 6 SiO₂(s)+ heat → P₄(g)+ 10 CO(g)+ 6 CaSiO₃(l)
• B)4 PCl₅(s)+ heat → P₄(g)+ 10 Cl₂(g)
• C)4 PH₃(g)+ heat → P₄(g)+ 6 H₂(g)
• D)P₄O₆(s)+ heat → P₄(g)+ 3 O₂(g)

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