Chemical Reactions
Flashcard
•
Chemistry
•
8th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a chemical reaction?
Back
A process in which atoms rearrange to form new substances.
2.
FLASHCARD QUESTION
Front
What is evidence of a chemical reaction?
Back
Fizzing.
3.
FLASHCARD QUESTION
Front
What happens when metal rusts?
Back
A different chemical substance is formed.
4.
FLASHCARD QUESTION
Front
What does a balanced chemical equation represent?
Back
It shows the types and number of atoms involved in a chemical reaction.
5.
FLASHCARD QUESTION
Front
What is the role of reactants in a chemical reaction?
Back
Reactants are the starting substances that undergo change.
6.
FLASHCARD QUESTION
Front
What are products in a chemical reaction?
Back
Products are the new substances formed as a result of the reaction.
7.
FLASHCARD QUESTION
Front
What is an example of a physical change?
Back
Water changing to ice.
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