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Counting Atoms in Chemical Formulas Practice
Authored by Sarah Reid
Science
7th - 10th Grade
NGSS covered
Used 220+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The ______ are numbers found on the lower right-hand side of an element symbol.
Coefficient
Exponent
Multiplier
Subscript
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
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
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
How many atoms are present if there is no subscript following the element symbol? (if there is no coefficient)
0
2
only 1
1 million
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A ______ is a number written in front of a chemical formula.
Coefficient
Subscript
Exponent
Coordinator
Tags
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What does the coefficient 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
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Coefficients in chemical formulas...
Multiply just the first atom
Add to the subscripts at the end of the molecule
Multiply elements without subscripts
Multiply everything
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A pure substance that cannot be broken down into simpler substances.
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