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Q.

Chromite ore has the formula

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a

$F e C r_{2} O_{4}$

b

Both(A) and (B)

c

$F e C r_{2} O_{7}$

d

$F e O . C r_{2} O_{3}$

answer is D.

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Detailed Solution

Chromite is a crystalline mineral composed primarily of iron(II) oxide and chromium(III) oxide compounds

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