Balancing and Counting Atoms
Authored by Kelsey Kadow
Science
8th Grade
NGSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is this balanced?...
Al + O2 --> 2Al2O3
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the part of the chemical equation in green called?
Fe + S --> FeS
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Is the following equation balanced or unbalanced?
Fe + S --> FeS
Tags
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the following chemical equation not balanced?
H2 + O2 --> H2O
Tags
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The law of conservation of matter states that
Tags
NGSS.MS-PS1-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many O's are in Al₂(SO₄)₃
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2H2 + O2 ----> 2H2O What is the product?
Tags
NGSS.MS-PS1-5
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