Counting Atoms
Flashcard
•
Science
•
7th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the chemical formula for hydrogen fluoride?
Back
HF
2.
FLASHCARD QUESTION
Front
How many atoms of oxygen are in 3Fe₂O₃?
Back
9
3.
FLASHCARD QUESTION
Front
What is the chemical formula for carbon tetraiodide?
Back
CI₄
4.
FLASHCARD QUESTION
Front
What is a short, easy way to show a chemical reaction using symbols?
Back
Chemical equation
5.
FLASHCARD QUESTION
Front
How many atoms of hydrogen are in the compound H₂O₂?
Back
4
6.
FLASHCARD QUESTION
Front
What does a subscript in a chemical formula indicate?
Back
The number of atoms of the element in the molecule.
7.
FLASHCARD QUESTION
Front
What is a coefficient in a chemical equation?
Back
A number placed in front of a chemical formula to indicate how many molecules are involved.
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