
Redox Reactions and Copper Sulfate

Interactive Video
•
Chemistry, Science, Biology
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of the experiment discussed in the video?
The reaction between copper and zinc sulfate
The reaction between zinc and silver nitrate
The reaction between iron and copper sulfate
The reaction between zinc and copper sulfate
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a redox reaction, what happens to the oxidizing agent?
It remains unchanged
It forms a gas
It loses electrons
It gains electrons
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element acts as the reducing agent in the reaction between zinc and copper sulfate?
Hydrogen
Sulfur
Zinc
Copper
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the reduction potential of copper ions in the reaction?
-0.76 volts
0.15 volts
0.00 volts
1.23 volts
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What causes the formation of bubbles in the reaction?
Carbon dioxide gas
Nitrogen gas
Oxygen gas
Hydrogen gas
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What color is the original copper sulfate solution?
Green
Dark blue
Colorless
Light cyan
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the solution become colorless after the reaction?
Zinc sulfate is colorless
Copper sulfate is colorless
Hydrogen gas is colorless
Zinc metal is colorless
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