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Which of the following is a form of calcium car... - JAMB Chemistry 2021 Question


Which of the following is a form of calcium carbonate?

I. limestone
II. marble
III. chalk
Iv. egg-shells

A

I only

B

I, II and IV

C

I and II only

D

I, II, III, and IV

correct option: d

Calcium trioxocarbonate (IV) occurs abundantly in the earth's crust as limestone, chalk and marble. Eggshell is mainly made up of calcium carbonate (CaCO3) crystals.

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