S Block Elements Question 311

Question: The substance not likely to contain $ CaCO_3 $ is

[AIEEE 2003]

Options:

A) A marble statue

B) Calcined gypsum

C) Sea shells

D) Dolomite

Show Answer

Answer:

Correct Answer: B

Solution:

Marble statue $ \to CaCO_3 $ ; Calcinated Gypsum $ \to CaSO_4.2H_2O $ ; Sea shell $ \to CaCO_3 $ ; Dalomite $ \to CaCO_3.MgCO_3 $ .