1.

Which of the following is redox reaction

Answer»

`N_(2)O_5 +H_2O rarr 2HNO_3`
`AgNO_3 +KI rarr AGI + KNO_3`
`BaO_2 + H_2SO_4 rarr BaSO_4 +H_2O_2`
`SnCl_2 +HgCl_2rarr SnCl_4 +HG`

SOLUTION :`OVERSET(+2)(SnCl_2)+overset(+2)(HgCl_2)rarroverset(+4)(SnCl_4)+overset(0)(Hg)`


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