JEE CHEMISTRY MCQ: GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

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‘Lapis-Lazuli’ is a blue coloured precious stone. It is mineral of the class

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Correct option: A

Sodium alumino silicate

The correct answer is A (Sodium alumino silicate) because Lapis-Lazuli is a blue-colored gemstone composed of sodium alumino silicate.

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