Name the acid formed when sulphur trioxide gas reacts with water.

Sulphuric acid

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Sulphurous acid

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Carbonic acid

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Nitrous acid

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Solution

The correct option is A
Sulphuric acid

The acid formed when sulphur trioxide reacts with water is sulphuric acid.

$S O_{3} (g) + H_{2} O (l) \to H_{2} S O_{4} (a q) + h e a t$

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Similar questions

Q. The acid formed when sulphur trioxide reacts with water is ___.

Q. Which of the following acid is obtained when sulphur trioxide reacts with water?

Q. Write down the reaction when sulphuric acid reacts with sulphur trioxide.

Give reasons for the following:
(i) In the contact process, sulphur trioxide formed is dissolved in 98% sulphuric acid and not in water.
(ii) When solution of sulphur dioxide is exposed to air, it gets converted to sulphuric acid.
(iii) When diluting concentrated sulphuric acid, the acid should be added to water and not water to the acid.
(iv) When concentrated sulphuric acid is exposed to air, its volume increases and it becomes slightly dilute.
(v) Sulphuric acid can form two kinds of salts with sodium chloride.
(vi) When barium chloride is added to dilute sulphuric acid, a white precipitate is formed.
(vii) When carbon is heated with concentrated sulphuric acid, carbon dioxide is formed.
(viii) Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
(ix) When concentrated sulphuric acid is added to sugar/glucose, a black mass is left behind.
(x) Concentrated sulphuric acid should not be added to oxalic acid or formic acid in the open laboratory.
(xi) When concentrated sulphuric acid is added to blue crystalline copper sulphate, it turns powdery white.
(xii) Concentrated sulphuric acid must be stored in airtight bottles.
(xiii) Cotton clothes get burnt with concentrated sulphuric acid.
(xiv) H₂SO₄ cannot be prepared by heating sodium sulphate with conc. HCl or HNO₃.

Q. When sulphuric acid reacts with calcium carbonate, ________ is formed.

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Name the acid formed when sulphur trioxide gas reacts with water.

The correct option is A Sulphuric acid The acid formed when sulphur trioxide reacts with water is sulphuric acid. SO3(g)+H2O(l)→H2SO4(aq)+heat

The correct option is A
Sulphuric acid

The acid formed when sulphur trioxide reacts with water is sulphuric acid.

$S O_{3} (g) + H_{2} O (l) \to H_{2} S O_{4} (a q) + h e a t$