1.

Balance the following equations by oxidation number method (iii) Cu+HNO_(3)to Cu(NO_3)_2+NO_(2)+H_2O

Answer»

SOLUTION :
`CU+2HNO_3 to Cu(NO_3)_2 +NO_2_H_2O`
`Cu+2HNO_3+2HNO_3 to Cu(NO_3)_2+2NO_2+2H_2O`
`Cu+2HNO_3 to Cu(NO_3)_2+2NO_2+2H_2O`


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