Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) `Cu^+ + e^– -> Cu, Eº = x_1 V`, `Cu^(+2) + 2e^– -> Cu, Eº = x_2 V`For `Cu^(+2) + e ^– ->Cu^+, Eº` will be - Sarthaks eConnect

Cu^+, Eº` will be

`Cu^+ + e^– -> Cu, Eº = x_1 V`,

`Cu^(+2) + 2e^– -> Cu, Eº = x_2 V`

For `Cu^(+2) + e ^– ->Cu^+, Eº` will be

`X_1 – 2X_2`

`X_1 +2X_2`

`X_1 -X_2`

`2X_2 -X_1`