MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic Chemistrys- Block 3.0Previous Year Questions

Crude sodium chloride obtained by crystallisation of brine solution does not contain (Odisha NEET 2019)

A.MgSO4✓ Correct

B.Na2SO4

C.MgCl2

D.CaSO4

Explanation

Crude sodium chloride, generally obtained by crystallisation of brine solution contains sodium sulphate (Na2SO4), calcium sulphate (CaSO4), calcium chloride (CaCl2) and magnesium chloride (MgCl2) as impurities. Crude sodium chloride does not contain MgSO4.

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