Question

Which of the following is correct?

A) Water can be used for extinguishing fires caused due to electrical faults.

B) Carbon is a non-metal so it cannot be used in electrolytic cell.

C) A liquid conducts electricity because of the presence of ions.

D) Pure water forms ions to conduct electricity.

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Answer 1

D) Pure water forms ions to conduct electricity

is the correct answer.

The short answer is: pure water does not conduct electricity. Any impurities, like salts, in the water enable it to conduct electricity. When salts are dissolved in water, they separate into different electrically charged atoms called ions