
Electrochemistry Concepts and Reactions
Interactive Video
•
Chemistry
•
11th - 12th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element is more likely to be reduced based on their standard reduction potentials?
Magnesium
Chromium
Copper
Lead
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when a magnesium wire is dipped into a solution of lead(II) nitrate?
Magnesium is reduced
Lead is oxidized
A black deposit forms on the wire
No reaction occurs
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is lead less reactive than magnesium?
Magnesium is less reactive
Lead has a higher reduction potential
Lead is from the S block
Lead is more easily oxidized
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the standard cell potential of a galvanic cell be determined?
By measuring the current
By rearranging half-cells and applying Hess's Law
By using a voltmeter
By calculating the resistance
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the cell potential when a reaction is flipped?
It remains the same
It doubles
It becomes positive
It becomes negative
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In galvanic cell Y, what process occurs with iron?
Iron is reduced
Iron remains unchanged
Iron forms a precipitate
Iron is oxidized
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of increasing the concentration of iron nitrate in cell Y?
The cell stops functioning
The voltage increases
The voltage remains the same
The voltage decreases
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