1.

In the reaction between acidifiedK_2Cr_2O_7 and iron (II) ions shown by the equation : Cr_2O_7^(2-)(aq)+6Fe^(2+)(aq) + 14H^+(aq) rarr2Cr^(3+)(aq)+7H_2O(l)+6Fe^(3+)(aq)

Answer»

The COLOUR of the solution changes from green to yellow
The IRON (II) IONS are reduced
The DICHROMATE ions are reduced
Hydrogen ions are reduced

Answer :C


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