Atoms in Chemical Reactions: Mastery Test
Authored by David Blankenship
Science
9th - 12th Grade
NGSS covered
Used 34+ times
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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The chemical formula for sulfuric acid is H2SO4.
In 2H2SO4, the number of sulfur atoms is ___?
1
2
4
8
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The chemical formula for sulfuric acid is H2SO4.
In 2H2SO4, the number of oxygen atoms is _____?
1
2
4
8
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When sodium reacts with chlorine, sodium chloride is produced.
Andrew represented this reaction with this equation:
Na + Cl2 → 2NaCl
The equation is _____________.
balanced
not balanced
Tags
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When sodium reacts with chlorine, sodium chloride is produced. Andrew represented this reaction with this equation:
__Na + __Cl2 →__NaCl
Which set balances the equation?
1,1,1
1,2,1
1,1,2
2,1,2
Tags
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When butane burns in oxygen, it produces carbon dioxide and water. This reaction is represented in this equation:
2C4H10 + 13O2 → 8CO2 + 10H2O
How many atoms of carbon (C) on each side of the equation?
2
4
6
8
Tags
NGSS.MS-PS1-1
NGSS.MS-PS1-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When butane burns in oxygen, it produces carbon dioxide and water. This reaction is represented in this equation:
2C4H10 + 13O2 → 8CO2 + 10H2O
How many atoms of oxygen (O) on each side of the equation?
2
13
15
26
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When butane burns in oxygen, it produces carbon dioxide and water. This reaction is represented in this equation:
2C4H10 + 13O2 → 8CO2 + 10H2O
How many atoms of hydrogen (H) on each side of the equation?
10
12
20
26
Tags
NGSS.MS-PS1-1
NGSS.MS-PS1-5
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