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Two methods of decomposition.

  1. Thermal Decomposition. Heat calcium carbonate to 'red glowing heat' and it decomposes into calcium oxide ((Quick)Lime) and Carbon Dioxide.

CaCO3 ==heat==> CaO(s) + CO2(g).

  1. Acid Dissolution. Dissolve in any acid. It decomposes into calcium chloride, water and carbon dioxide.

CaCO3(s) + 2HCl(aq) = CaCl2(aq) + H2O(l) + CO2(g)

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lenpollock

Lvl 17
3mo ago

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Related Questions

What is the word equation for the thermal decomposition for calcium?

Calcium is an element and does NOT thermally decompose. However, I think you mean Calcium Carbonate. The word equation for it's thermal decomposition is. Calcium Carbonate ==heat==> Calcium Oxide (Lime) and Carbon Dioxide. Here is the BALANCED reaction equation. CaCO3(s) ==heat==> CaO(s) + CO2(g)


At what temperature does calcium carbonate decompose?

1000 degrees C, decomposing into CaO(s) and CO2(g)


Does calcium carbonate decompose to make calcium oxide and water?

Calcium oxide, or quicklime, can be decomposed chemically into its components, calcium and oxygen. Calcium is an element and cannot be decomposed chemically.


What mixed with calcium carbonate gives off ammonia?

Nothing I know of. Calcium carbonate is CaCO3--one atom each of calcium and carbon, three of oxygen. Ammonia is NH3--one of nitrogen, three of hydrogen. There is no element that exists in both compounds.


Does calcium carbonate thermally decompse?

Yes, with sufficient heating, calcium carbonate will decompose into calcium oxide and carbon dioxide.


If you heat calcium carbonate what gas will be given off?

I'm no specialist on this, but I'd say CO2. Leaving CaO as a residue of course...


What would be the products of calcium carbonate if it undergoes decomposition reaction?

If CaCO3 (calcium carbonate) were to decompose, it would likely result in CaO (calcium oxide) and CO2 (carbon dioxide).


Do all carbonates decompose?

Not all carbonates decompose when heated; their behavior depends on the specific type of carbonate. For example, some carbonates, like sodium carbonate, are stable and do not decompose upon heating. However, many metal carbonates, such as calcium carbonate and magnesium carbonate, do decompose at elevated temperatures, releasing carbon dioxide gas and leaving behind metal oxides. The decomposition temperature and products can vary widely among different carbonates.


What is thermol decomposition?

Metal carbonates decompose when heated, to form an oxide. For example: Calcium + Oxygen = Calcium carbonate oxide Some carbonates decompose more easily than others, in other words, it happens at a lower tempreture.


Is the carbonate or the calcium the buffer in calcium carbonate?

The carbonate. Calcium is neutral.


How long does calcium carbonate take to thermally decompose?

Calcium carbonate typically decomposes when heated to form calcium oxide and carbon dioxide. This decomposition process usually takes place over a temperature range of 825-900 degrees Celsius and can vary in duration depending on factors like the heating rate and the particle size of the calcium carbonate.


Name a metal carbonate that does not decompose?

Magnesium carbonate is a metal carbonate that does not decompose easily at room temperature or below.