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NEET levelSingle correct optionDifficulty 1 of 3mt118

Bauxite, the main ore of aluminium, is represented by the formula

A $Na X_{3} AlF X_{6}$
B $CaF X_{2}$
C $Al X_{2} O X_{3} \cdot x H X_{2} O$
D $Al X_{2} (SiO X_{3}) X_{3}$

Answer: C

Bauxite is hydrated aluminium oxide,

Al X_{2} O X_{3} \cdot x H X_{2} O

.

Na X_{3} AlF X_{6}

is cryolite and

CaF X_{2}

is fluorspar, both used as additives in the electrolytic cell.

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