A) \[Fe\]
B) \[Ag\]
C) \[Cr\]
D) \[Cu\]
Correct Answer: D
Solution :
Malachite is an ore of copper. Its composition is \[\text{Cu(OH}{{\text{)}}_{\text{2}}}\text{.CuC}{{\text{O}}_{\text{3}}}\text{.}\]
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