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Q.

Which of the following is the correct chemical formula for cryolite ?

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a

$N a_{3} A l F_{6}$

b

$N a A l_{2} F_{3}$

c

$C a_{3} {(P O_{4})}_{2} C a F_{2}$

d

$N a_{4} N_{2} F_{6}$

answer is A.

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Detailed Solution

Cryolite is a mineral having the following formula.

$N a_{3} A l F_{6}$

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