Question

When an Electric current passes through salt water, the gas liberated at the Positive electrode is
a) Chlorine
b) Oxygen
c) Hydrogen
d) Carbon dioxide
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Answer 1

Answer:

When electric current is passed through water, water dissociates into hydrogen and oxygen. Hydrogen is deposited over negative pole and oxygen is deposited over positive pole. Deposition of hydrogen and oxygen at different poles is visible in the form of bubbles.

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Answer 2

Answer:

Chlorine.....

Explanation:

when an electric current passes through salt water why chlorine gas is liberated at the positive electrode