Assertion :On adding $H_{2} S O_{4}$ to water, the resulting aqueous solution get corrosive. Reason: Hydronium ions are responsible for corrosive action.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.

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Assertion is correct but Reason is incorrect.

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Both Assertion and Reason are incorrect.

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
$H_{2} S O_{4}$ is a strong acid, it readily forms hydronium ions when dissolved in water which are responsible for its corrosive action.

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