2025Q1(x)Sulphuric Acid

MCQEasy1 mark

Choose the correct answers to the questions from the given options. (Do not copy the questions, write the correct answers only.)

Assertion (A): In the Contact Process SO₃ gas is not directly dissolved in water to obtain sulphuric acid. Reason (R): Dense fog or misty droplets of sulphuric acid are formed which is difficult to condense.

Topic: Sulphuric acid: preparation and properties

Previous-year question practice database

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Both (A) and (R) are true, and (R) is the correct explanation of (A).Both (A) and (R) are true, and (R) is not the correct explanation of (A).(A) is true but (R) is false.(A) is false but (R) is true.

Answer

Exam answer

(a) Both (A) and (R) are true, and (R) is the correct explanation of (A).

Explanation

Direct hydration of SO₃ forms a dense acid mist that is difficult to condense.

In words

Both (A) and (R) are true, and (R) is the correct explanation of (A).

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