Subscripts, Coefficients, and Counting Atoms
Authored by Lisa Thompson
Science
8th Grade
NGSS covered
Used 1+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
What does the subscript in a chemical formula tell you?
How many molecules are present
How many atoms are present
How many elements are present
How many neutrons are present
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
How many atoms of Hydrogen are in this compound?
1
2
3
4
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
The blue numbers in the image below represent ________
I don't know, and don't want to try
coefficients
subscripts
none of the answers are correct
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
How many atoms of Hydrogen are in H2O
1
2
3
more than 3
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many Hydrogen atoms are in the chemical equation?
4
2
8
6
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many Calcium (Ca) are in the equation?
3
4
2
8
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many Oxygen atoms are in the chemical equation?
4
2
8
13
Answer explanation
The subscript for Oxygen is affected by the subscript outside the parentheses. Think of it as the distributive property in math.
Tags
NGSS.MS-PS1-1
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