What type of reaction occurs when nickel reacts with sulphuric acid?

Balancing Chemical Equations with Polyatomic Ions

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

Ethan Morris
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Double replacement
Single replacement
Synthesis
Decomposition
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the sulfate ion in the balancing process?
It is counted as separate sulfur and oxygen atoms.
It is ignored completely.
It is treated as a single unit to simplify balancing.
It is only considered on the product side.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many sulfate ions are present on the product side of the equation?
Four
One
Two
Three
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What coefficient is placed in front of H2SO4 to balance the sulfates?
4
3
2
1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many hydrogen atoms are there on the reactant side after balancing?
Two
Six
Four
Eight
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final coefficient for nickel on the reactant side?
4
3
2
1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it easier to balance polyatomic ions as a single unit?
It reduces the number of calculations.
It increases the number of atoms to count.
It complicates the balancing process.
It is only applicable to sulfate ions.
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final balanced equation for the reaction?
2Ni + 3H2SO4 → 3H2 + Ni2(SO4)3
Ni + 2H2SO4 → 2H2 + NiSO4
2Ni + 3H2SO4 → 3H2 + 2NiSO4
Ni + H2SO4 → H2 + NiSO4
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main benefit of using the polyatomic ion trick in balancing equations?
It simplifies the counting of atoms.
It makes the equation unbalanced.
It is not beneficial at all.
It only works for simple reactions.
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