An electrochemical cell in which fuel gives up electrons at one electrode and oxygen gain electrons at another electrode is known as

Electrode potential

Quiz
•
Chemistry
•
University - Professional Development
•
Medium
PRATAP KUMAR
Used 1+ times
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fuel cell
Electrolytic cell
Oxygen cell
Electrode cell
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During electrolysis, the mass of a substance produced is proportional to
time of constant current only
strength of current only
Voltage provided
time of constant current and strength of current
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When equilibrium is reached inside the two half-cells of the electrochemical cells, what is the net voltage across the electrodes?
<1
>1
=0
Not defined
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When no current is drawn through an electrochemical cell, the sum of the electrode potentials of the two electrodes is called cell emf.
True
False
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When no current is drawn through an electrochemical cell, the sum of the electrode potentials of the two electrodes is called cell emf.
True
False
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are the saturated solutions of electrolytes for the salt bridge prepared in agar-agar jelly or gelatin?
The jelly acts as an electrolyte
It helps the electrolytes to mix with the contents of the half cells
It helps maintain the electrical polarity between the two half-cell solutions
It keeps the electrolyte in semi-solid phase and prevents it from mixing with the two half-cell solutions
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a not a secondary cell?
Nickel-cadmium cell
Lead storage cell
Mercury cell
Leclanche cell
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