What type of reaction occurs when copper(II) nitrate reacts with potassium hydroxide?

Balancing Chemical Equations with Polyatomic Ions

Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Mia Campbell
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Decomposition reaction
Synthesis reaction
Single displacement reaction
Double displacement reaction
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it helpful to treat polyatomic ions as single units when balancing chemical equations?
It simplifies the balancing process.
It makes the equation more complex.
It changes the chemical properties of the ions.
It increases the number of steps required.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the reaction, how many nitrate ions are present on the reactant side before balancing?
One
Two
Three
Four
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What coefficient is placed in front of potassium nitrate to balance the nitrates in the equation?
3
4
2
1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many hydroxide ions are present on the product side before balancing?
Four
Three
Two
One
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final coefficient for potassium hydroxide to balance the hydroxides in the equation?
2
1
3
4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After balancing, how many potassium atoms are present on each side of the equation?
Three
Two
Four
One
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key tip for balancing equations with polyatomic ions?
Ignore the polyatomic ions.
Change their chemical formula.
Count them as individual atoms.
Treat them as single units.
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who is the narrator of the video tutorial?
Dr. D
Dr. B
Dr. C
Dr. A
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