
Balancing Chemical Equations Concepts
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Lucas Foster
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key characteristic of a double displacement reaction?
Energy is absorbed in the form of heat.
Elements are exchanged between two compounds.
Compounds are broken down into simpler substances.
A single element replaces another in a compound.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are polyatomic ions treated as single units in balancing equations?
They are always in excess in reactions.
They do not participate in reactions.
They remain intact during chemical reactions.
They are unstable and break apart easily.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many potassium atoms are present on the reactant side initially?
Three
Two
One
Four
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in balancing the equation after counting atoms?
Balancing the potassium atoms.
Adjusting the coefficient of iron.
Adjusting the coefficient of carbonate.
Balancing the nitrate ions.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What coefficient is placed in front of potassium nitrate to balance potassium atoms?
One
Two
Three
Four
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many carbonates are present on the product side after balancing?
One
Four
Two
Three
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the coefficient of iron(III) nitrate after balancing?
One
Two
Three
Four
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