Chemistry · Transition Elements: General introduction, electronic configuration, occurrence and characteristics
Which ore does not contain carbonate?
Which ore does not contain carbonate?
- A. Calamine
- B. ciderite
- C. Malachite
- D. zincite
Step-by-step solution
Calamine is a mixture that often includes carbonates like smithsonite, ciderite (likely siderite) is FeCO3, and malachite is Cu2CO3(OH)2, all containing carbonate. Zincite (ZnO) is an oxide, not a carbonate.
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