Molten $K C l$ conducts electricity due to the presence of :

free ions

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free electrons

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free molecules

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atoms of potassium and chloride

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Solution

The correct option is A free ions
In molten form $K C l$ exits as free ions $K^{+}$ and $C l^{-}$ which are bounded very lightly and are free to move. Therefore, it conducts electricity.

Hence, option A is correct.

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