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Study the Following Figure and Answer Questions.A) After Heating Calcium Carbonate, Which Gas is Formed in a Test Tube?B) When We Pass this Gas Through Limewater What Change, Did You Observe? - Science and Technology 1

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Study the following figure and answer questions. 

a) After heating Calcium carbonate, which gas is formed in a test tube?
b) When we pass this gas through limewater what change, did you observe?
c) Write down the chemical reaction showing the product formation after heating the Calcium carbonate.

 

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Solution

a) carbon dioxide 
b) lime water turns milky. 

 

Concept: Types of Chemical Change or Chemical Reaction - Decomposition Reactions
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