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Question

Question: Which of the following is not an ore of magnesium?...

Which of the following is not an ore of magnesium?

A

Carnallite

B

Magnesite

C

Dolmite

D

Gypsum

Answer

Gypsum

Explanation

Solution

Gypsum is an ore of calcium and not of magnesium the structural formula of gypsum is CaSO4.2H2O.CaSO_{4}.2H_{2}O.