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Q.

Is it true that on heating calcium carbonate gets converted into calcium oxide and carbon dioxide is a chemical change

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a

True

b

False

 

answer is A.

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Detailed Solution

The above statement is true.

The phenomena given in question is a chemical change because the composition of the product formed is different from the substance taken. The reaction involved is:

CaCO

3

      CaO    +   CO

2

Calcium

       

calcium

  

carbon

Carbonate

    

oxide

      

dioxide

 
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Is it true that on heating calcium carbonate gets converted into calcium oxide and carbon dioxide is a chemical change