Question

No.of moles of Fe2+ required per mole of Cr2O7 2- for complete reaction in acidic medium is

Answer 1

Answer:

6 moles of Fe2+ are required for complete reaction

Answer 2

Answer:

1/6

Explanation:

HEY MATE

HERE IS YOUR ANSWER

THIS QUESTION CAN BE DONE BY TWO METHODS

ION EXCHANGE

OXIDATION NO. METHOD

DONE BY ION EXCHANGE METHOD

HOW WE HAVE TO START

WRITE REACTANT GIVE IN QUESTION FOR BOTH OXIDATION AS WELL AS REDUCTION COMPOUNDS

THEN BALANCE OXYGEN BY ADDING WATER IN PRODUCT SIDE AND RESPECTIVE H+ ION ON REACTANT SIDE

BALANCE CHARGE BY

TOTAL RHS =TOTAL LHS CHARGES

AND THEN FINALLY THESE REACTION

THE FINAL REACTION IS OBTAINED AND WITH ALL NESSACERY REQUIREMENT

HOPE IT WILL HELP YOU

IT IS LONG BY AFTER USING 2-3 TIMES IT CAN BE DONE IN FRACTION IF SECONDS

THANKS