Podcast Beta
Questions and Answers
What is a chemical reaction?
In a chemical reaction, what happens to the constituent atoms of the reactants?
What distinguishes a physical change from a chemical change?
Which of the following is an example of a physical change?
Signup and view all the answers
What kind of changes occur when copper sulphate reacts with iron?
Signup and view all the answers
How can you determine a chemical reaction?
Signup and view all the answers
What allows differentiation between steam and water when they react with sodium?
Signup and view all the answers
When does a chemical reaction involve only a change in state?
Signup and view all the answers
What happens during a physical change?
Signup and view all the answers