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Standard XII
Chemistry
Oxyacids of Phosphorus
When Phosphor...
Question
When Phosphorus Pentoxide undergoes complete hydrolysis the acid formed is:
A
Hypophosphorus acid
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B
Phosphorous acid
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C
Fluorapatite
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D
Orthophosphoric acid
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Solution
The correct option is
D
Orthophosphoric acid
On complete (and violent) hydrolysis, we get orthophosphoric acid:
P
4
O
10
+
6
H
2
O
→
4
H
3
P
O
4
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