a 2. 5. In the electrolysis of a Solution of potassium iodide with phenolphthalein indicator, a pink colour appears at the negative electrode. Which one of the following is the fact ? (A) Oxygen gas is being produced at the cathode and iodine at anode (B) Hydrogen gas is being produced at the cathode and oxygen gas at anode (C) Hydrogen gas is being produced at the cathode and iodine at anode (D) Iodine is being produced at the cathode and oxygen gas at anode
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Option C is correct answer Hydrogen gas is being produced at the cathode and iodine at anode
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