MP Board · Class 8 · Science · Chemical Effects of Electric CurrentWhen electric current is passed through acidified water, gases released at the positive and negative electrodes are respectively:
Step-by-Step Solution
When electric current passes through water, water molecules split into oxygen and hydrogen. Oxygen gas is released at the positive electrode (anode) and hydrogen gas is released at the negative electrode (cathode).
Detailed Options Breakdown
Option : Hydrogen and Oxygen
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Effects of Electric Current.
Option 1: Oxygen and Hydrogen (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Nitrogen and Oxygen
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Effects of Electric Current.
Option 3: Chlorine and Hydrogen
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Effects of Electric Current.
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