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Which of the following ores contains the metal in the form of a fluoride compound?

1. Cryolite
2. Malachite
3. Magnetite
4. Sphalerite

Correct answer: Cryolite

Solution

Cryolite is a mineral that contains aluminum in the form of a fluoride compound, specifically sodium aluminum fluoride (Na3AlF6), making it the correct choice among the options provided.

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