Electrodes are immersed in water and electric current is passed through it. Which of the following statements is correct?
Oxygen bubbles will be formed at the electrode which is connected to the negative terminal of the battery
Hydrogen gas will be formed at the electrode which is connected to the positive terminal of the battery
No gas is formed at any electrode
Hydrogen gas will be formed at the electrode which is connected to the negative terminal of the battery
The electrode connected to negative terminal of a battery is called___.