1.

Decreasing order of reducing property of dioxide of 16th group element is

Answer»

`PoO_(2) gt TeO_(2) gt SeO_(2) gt SO_(2)`
`SO_(2) gt SeO_(2) gt TeO_(2) gt PoO_(2)`
`SeO_(2) gt SO_(2) gt TeO_(2) gt PoO_(2)`
`SO_(2) gt TeO_(2) gt PoO_(2) gt SeO_(2)`

ANSWER :B


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