Balancing and Classifying Chemical Equations

Quiz
•
Science
•
9th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The subscript tells you how many of what there are in a chemical reaction?
atoms of that element
molecules of that compound
number of reactions
They don't tell you anything.
Tags
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A coefficient tells you what about the chemical reaction?
Numbers of atoms in that element
Numbers of molecules for that compound.
How many reactions there are.
They don't tell you anything.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Classify
Zn + H2S → ZnS + H2
synthesis
combustion
single replacement
double replacement
Tags
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Classify
CH4 + O2 → CO2 + H2O
single replacement
double replacement
synthesis
combustion
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Classify
FeS + HCl → H2S + FeCl2
synthesis
combustion
single replacement
double replacement
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Classify
Fe + O2 → Fe2O3
synthesis
decomposition
double replacement
single replacement
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pb(NO3)2 + KI --> PbI2 + KNO3
What type of reaction is this?
Synthesis
Decomposition
Single Replacement
Double Replacement
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