10 Questions
What are chemical changes?
Chemical changes occur when a substance combines with another to form a new substance.
What are chemical reactions?
Chemical reactions are processes where substances combine or decompose to form new substances.
Are chemical reactions reversible?
In general, chemical reactions are not reversible except by further chemical reactions.
What are endothermic reactions?
Endothermic reactions require heat to enable the reaction to occur.
What are exothermic reactions?
Exothermic reactions produce heat as a byproduct.
Which type of reaction requires heat to enable the reaction to occur?
Endothermic reactions
What happens to the atoms during a chemical reaction?
They are rearranged
What is the result of a chemical change?
The atoms are rearranged
What is the name for the process of combining two substances to form a new substance?
Chemical synthesis
What is an example of a chemical change?
Burning wood
Test your knowledge of chemical changes and reactions with this quiz. Learn about the different types of reactions, including chemical synthesis and decomposition. Explore exothermic reactions and discover the key concepts behind reversible and irreversible reactions.
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