Acidified Acidified K_(2)Cr_(2)O_(7) solution turns green when Na_(2)SO_(3) is added it this is due to the formation of

Acidified Acidified K_(2)Cr_(2)O_(7) solution turns green when Na_(2)S

1.	Acidified Acidified K_(2)Cr_(2)O_(7) solution turns green when Na_(2)SO_(3) is added it this is due to the formation of
Answer» `Cr_(2)(SO_(4))_(3)` `CrO_(4)^(2-)` `Cr_(2)(SO_(3))_(3)` `CrSO_(4)` Solution :`K_(2)Cr_(2)O_(7)//H_(2)SO_(54)` xoddieses `Na_(2)SO_(3)` to `Na_(2)SO_(54)` and itself gets reduced to `Cr_(2)(SO_(4)^(3))`