# Rewrite the Following Statements by Selecting the Correct Options: Ce{Caco3 ->Delta Cao + Co2 ^}Is a __________ Reaction. - Science and Technology 1

MCQ

Rewrite the following statements by selecting the correct options:
$\ce{CaCO3 ->[\Delta] CaO + CO2 ^}$ is a __________ reaction.

#### Options

• combination

• displacement

• double displacement

• decomposition

#### Solution

Decomposition

In decomposition reactions, one compound breaks down (or decomposes) to form two or more products. When calcium carbonate is heated, it forms calcium oxide and releases carbon dioxide.

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