Q.

The valency of phosphorus in  H3PO4 is

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a

2

b

5

c

4

d

1

answer is B.

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Detailed Solution

Phosphoric acid or H3​PO4​ , has a total of 32 valence electrons, 5 from the phosphorus atom, 6 from each of the four oxygen atoms, and 3 from each of the hydrogen atom
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