1.

How many S-S bond are there in S_(2)O_(7)^(-2)

Answer»


Solution :`H_(2)S_(2)O_(7) to HO-UNDERSET(O)underset(||)OVERSET(O)overset(||)S-O-underset(O)underset(||)overset(O)overset(||)S-OH`


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