Q.

The formula of carnallite is:

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a

LiAlSi2O52

b

KClM5Cl26H2O

c

K2OAl2O36SiO2

d

KClMgCl22H2O

answer is B.

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Detailed Solution

The formula of carnallite is  KClMgCl26H2O

Potassium magnesium chloride is another name for carnallite.

A hydrated potassium magnesium chloride with the chemical formulaKMgCl36H2O,carnallite (also known as carnallite) is an evaporite mineral. Its hues range from yellow to white, reddish, and even colorless or blue.

Hence, option b is correct.

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