Question

By heating phosphorus in a free supply of air produces

A

phosphorus oxide

B

phosphorus trioxide

C

phosphorus pentoxide

D

phosphorus sesquioxide

Medium

Solution

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Correct option is C)

Phosphorus pentoxide is an acid anhydride of phosphoric acid and obtained from white phosphorus in air supply. It consist of tetrahedron with oxygen inserted between the atoms and at vertices.

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