1.

Which of the following have been arranged in decreasing of oxidation number of sulphur ?

Answer»

`Na_(2)S_4O_6 GT H_2S_2O_7 gt Na_2S_2O_3 gt S_8`
`H_2SO_4 gt SO_2gt H_2S gt H_2S_2O_8`
`SO_2^(2+)gt SO_4^(2-) gt SO_3^(2-) gt HSO_4^(-)`
`H_2SO_5 gt H_2SO_3 gt SCl_2 gt H_2S`

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