Answer:
Ans-NO(g) +OH-(aq) =HNO2(aq) +e-
Explanation:
NO(g) + H2O(l) =HNO2(aq)
Hydrogen is balanced by adding H+
NO(g) + H2O(l) =HNO2(aq) + H+
Charge is balanced by adding electron to that side of where charge is more
NO(g) + H2O(l) =HNO2(aq) + H+ +e-
For reaction to be occur in basic medium ,need to add OH- both side of reaction
OH-(l) + NO(g) + H2O(l) =HNO2(aq) + H+ +e- +OH-
OH-(l)+ NO(g) + H2O(l) =HNO2(aq) + H2O(l) +e-
NO(g) + OH-(l) = HNO2(aq) + e-