1.

How many hydroxyl ions are required for the conversion: CN_((aq))^(-) to CNO_((aq))^(-)

Answer»

Solution :`CN^(-)+OH^(-)rarrCNO^(-)`
Balancing the HALF reaction
`CN^(-)+2OH^(-)rarrCNO^(-)+H_(2)O+2e^(-)`
Number of HYDROXYL `OH^(-)` ions `= 2`


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