Molecular Structure Q2
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a diatomic molecule?
Back
A molecule made of two atoms that are the same.
2.
FLASHCARD QUESTION
Front
How many reactants are in the reaction A + B ---> C?
Back
2
3.
FLASHCARD QUESTION
Front
Can molecules be made of only one type of atom?
Back
False
4.
FLASHCARD QUESTION
Front
What happens when a reaction releases heat?
Back
The reaction feels hotter and is called an exothermic reaction.
5.
FLASHCARD QUESTION
Front
What are the building blocks of all matter?
Back
Atoms.
6.
FLASHCARD QUESTION
Front
What is the definition of a molecule?
Back
A group of two or more atoms bonded together.
7.
FLASHCARD QUESTION
Front
What is an example of a diatomic molecule?
Back
O2 (oxygen gas) or N2 (nitrogen gas).
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