Question

valency of phosphorus in PH3​

Answer 1

LIKEWISE, ONE ATOM OF PHOSPHORUS COMBINES WITH THREE ATOMS OF HYDROGEN TO FORM THE NORMAL HYDRIDE PHOSPHENE PH3. THEREFORE, THE VALENCY OF PHOSPHORUS IS 3 ONLY.

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Answer 2

$\huge\mathcal\blue{Answer}$

P H

3 1

Valency of phosphorus is 3.