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Problem
Problem
Peroxy acids of sulphur are: a.
H
2
S
2
O
8
H_2S_2O_8
H
2
S
2
O
8
b.
H
2
S
O
5
H_2SO_5
H
2
S
O
5
c.
H
2
S
2
O
7
H_2S_2O_7
H
2
S
2
O
7
d.
H
2
S
2
O
3
H_2S_2O_3
H
2
S
2
O
3
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