1.

The number of S = O and S - OH bonds present in peroxodisulphuric acid and pyrosulphuric acid respectively are........

Answer»

(4 and 2) and (4 and 2)
(2 and 2) and (2 and 2)
(4 and 2) and (2 and 4)
(2 and 4) and (2 and 4)

ANSWER :A


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