Which substance, when dissolved in water, forms a solution that conducts an electric current?
(1) c2h5oh (3) c12h22o11
(2) c6h12o6 (4) ch3cooh

Option (4) is the correct answer.

Explanation:

Substance which are able to conduct electricity are ionic in nature. This means that only ionic substances can conduct electricity because they dissociate into ions.

Therefore, out of the given options only acetic acid is ionic in nature.

Though is a weak acid but it does dissociate into ions and hence, it forms a solution that conducts an electric current.

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