AIPMT PRELIMS 2012 Chemistry Decomposition Reactions MCQ Question with Solution

Sulphur trioxide can be obtained by which of the following reaction:

A

H₂SO₄ + PCl₅ →

B

CaSO₄ + C →

C

Fe₂(SO₄)₃ →

D

S + H₂SO₄ →

Option C

Fe₂(SO₄)₃ decomposes to form SO₃ and Fe₂O₃ upon heating.

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