Home Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) JEE ADVANCED Previous Year Question The substance not likely to contain CaCO 3 i…
Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) JEE ADVANCED Previous Year Question Single Correct MCQ
Published on: August 12, 2026

The substance not likely to contain CaCO 3 is :

A
calcined gypsum
B
sea shells
C
dolomite
D
a marble statue

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The correct answer is:
A

Calcined gypsum is CaSO 4 (burnt plaster); sea shells contain CaCO 3 and K 2 CO 3 ; dolomite is MgCO 3 .CaCO 3 and marble contains CaCO 3 .

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