There is no compound with the formula CaCO the here is howver CaCO3 which is calcium carbonate.
If the question was chemical names of Ca and CO
then the answer is calcium and carbon monoxide
CO
The abbreviation for calcium is 'Ca'. More correctly, 'what is the chemical symbol for calcium?' = 'Ca'. Do NOT confuse with C = Carbon Co = Cobalt Cl = Chlorine Cs = Caesium
The chemical name for hydrated lime is Calcium hydroxide The chemical formula is Ca(OH)2.
Ca(NO3)2 is the chemical formula of calcium nitrate.
Ca(CH3COO)2 is the chemical formula of calcium acetate.
Calcium Sulfide
CO
The chemical name of Ca(NO3)2 is "Calcium Nitrate".
The chemical name for Ca(MnO4)2 is calcium permanganate.
Chemical name= CO
The chemical formula of carbon monoxide is CO.
Carbon Monoxide
The chemical name for hydrated lime is Calcium hydroxide The chemical formula is Ca(OH)2.
Ca(NO3)2 is the chemical formula of calcium nitrate.
Ca(ClO)2 is the chemical formula of calcium hypochlorite.
calcium's chemical name is Ca of course
Ca(ClO2)2 is the chemical formula of calcium chlorite.