question_answer

For the reaction between \[KMn{{O}_{4}}\]and\[~{{H}_{2}}{{O}_{2}}\] the number of electrons transferred per mol of \[~{{H}_{2}}{{O}_{2}}\] are

A)  one                                      

B)  two

C)  three                                   

D)  four

Correct Answer: C

Solution :

                In neutral medium, Three electrons transferred per mol of \[{{H}_{2}}{{O}_{2}}\].