
7.6ABCDE Exploring Matter and Solutions Review
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the chemical formula for carbon dioxide?
Back
CO₂
2.
FLASHCARD QUESTION
Front
How many oxygen atoms are in the chemical formula CO₂?
Back
2
3.
FLASHCARD QUESTION
Front
What is a chemical change? Give an example.
Back
A chemical change is a process where substances combine or break apart to form new substances. Example: Burning wood.
4.
FLASHCARD QUESTION
Front
What is the term for the substance that does the dissolving in a solution?
Back
Solvent
5.
FLASHCARD QUESTION
Front
What is the chemical symbol for Sodium?
Back
Na
6.
FLASHCARD QUESTION
Front
What is a compound?
Back
A substance made of two or more types of atoms chemically bonded.
7.
FLASHCARD QUESTION
Front
What is the difference between a mixture and a compound?
Back
A mixture is a combination of substances that retain their individual properties, while a compound is a substance formed when two or more elements chemically bond.
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