Understanding Metal Air Cells and Electron Transfer
Interactive Video
•
Jackson Turner
•
Chemistry, Physics, Science
•
10th - 12th Grade
•
Hard
10:40
10 questions
Show answers
1.
Multiple Choice
Why is it important for metal air cells to be lightweight?
To reduce production costs
To increase the cell's lifespan
To transfer more electrons with less mass
To improve safety during operation
2.
Multiple Choice
What role do hydroxide ions play in the reactions involving sodium and calcium?
They stabilize the reaction products
They provide energy for the reaction
They migrate to the anode and participate in oxidation
They act as a catalyst
3.
Multiple Choice
In the sodium reaction, what is the relationship between moles of sodium and moles of electrons transferred?
1 mole of sodium transfers 2 moles of electrons
2 moles of sodium transfer 2 moles of electrons
2 moles of sodium transfer 1 mole of electrons
1 mole of sodium transfers 1 mole of electrons
4.
Multiple Choice
How many grams does one mole of sodium weigh?
22.99 grams
6.022 grams
1.0 grams
40.08 grams
5.
Multiple Choice
What is the atomic weight of calcium used in the calculations?
40.08
6.022
22.99
1.0
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