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Using your knowledge of symbols, determine which compound listed must contain both copper and oxygen.

1. malachite, Cu 2CO 3(OH) 2
2. calcite, CaCO 3
3. glucose, C 6H 12O 6
4. chalcopyrite, CuFeS 2

Respuesta :

MGD9

Answer:

The correct option is Malachite which has both copper nd oxygen.

Explanation:

As we the symbol of copper is Cu while the symbols of oxygen is O. As the chemical formula of malachite is Cu₂CO₃(OH)₂. So it has Cu as well as O.

Glucose has only oxygen but no copper

Chalcopyrite has copper but no oxygen

Calcite has oxygen but no copper.

So correct answer is only malachite.

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