Compounds & Chemical Reactions
Flashcard
•
Chemistry
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What principle do chemical equations obey?
Back
Conservation of mass
2.
FLASHCARD QUESTION
Front
Are particles formed from covalent bonding called ions?
Back
False
3.
FLASHCARD QUESTION
Front
What is the ratio of potassium atoms to oxygen atoms in K2O?
Back
2:1
4.
FLASHCARD QUESTION
Front
What is the process called when two or more substances combine to form a more complex substance?
Back
Synthesis reaction
5.
FLASHCARD QUESTION
Front
Is an enzyme an example of an inhibitor?
Back
False
6.
FLASHCARD QUESTION
Front
What is a compound?
Back
A substance formed when two or more elements chemically bond together.
7.
FLASHCARD QUESTION
Front
What is a chemical reaction?
Back
A process that involves the rearrangement of the molecular or ionic structure of a substance.
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