cr[(oh)4]-1 +3h2o2=cro4-2 +h2o. balance the equation by oxidation numb

1.	cr[(oh)4]-1 +3h2o2=cro4-2 +h2o. balance the equation by oxidation number method
Answer» But I\'m finding the problem in solving it so i want the solution<br>First see the element whose oxidation state is changing and then exchange the oxidation numbers and simply balance the eqn

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