Which oxoacid of phosphorous has the highest number of oxygen atoms present in its chemical formula?
Solution
Pyrophosphorus acid $\rightarrow \mathrm{H}_{4} \mathrm{P}_{2} \mathrm{O}_{5}$
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Hypophosphoric acid $\rightarrow \mathrm{H}_{4} \mathrm{P}_{2} \mathrm{O}_{6}$
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Phosphoric acid $\rightarrow \mathrm{H}_{3} \mathrm{PO}_{4}$
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Pyrophosphoric acid $\rightarrow \mathrm{H}_{4} \mathrm{P}_{2} \mathrm{O}_{7}$
About this question
Subject: Chemistry · Chapter: p-Block Elements · Topic: Group 13: Boron Family
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