pBlock ElementsII 1 Question 113

110. Give structural formula for the following.

(i) Phosphorous acid, $\mathrm{H} _{3} \mathrm{PO} _{3}$

(ii) Pyrophosphoric acid, $\mathrm{H} _{4} \mathrm{P} _{2} \mathrm{O} _{7}$

$(1981,2 M)$

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Solution:

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