A) \[F{{e}_{3}}{{O}_{4}}\]
B) \[M{{n}_{3}}{{O}_{4}}\]
C) \[NiAs\]
D) \[Cu{{(OH)}_{2}}CuC{{O}_{3}}\]
Correct Answer: D
Solution :
The molecular formula of malachite ore is\[Cu{{(OH)}_{2}}CuC{{O}_{3}}\].
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