1.

Choose correct statement(s) regarding the following reaction: Cr_(2)O_(7)^(2-)(aq)+3SO_(3)^(2-)(aq)+8H^(+) to 2Cr^(3+)(aq)+3SO_(4)^(2-)(aq)+4H_(2)O

Answer»

`Cr_(2)O_(7)^(2-)` is oxidising agent
`SO_(3)^(2-)` is reducing agent
The oxidation number of per 'S' ATOM in `2SO_(3)^(2-)`is increaseby two
The oxidation number of per 'CR' atom in `Cr_(2)O_(7)^(2-)`is decreaseby two

ANSWER :A::B::C::D


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