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Chemical Sciences
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Physical Chemistry Virtual Lab
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EMF measurement
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EMF measurement
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Theory
Procedure
Self Evaluation
Simulator
Assignment
Reference
Feedback
1)
In an electrochemical cell _____ occures at anode and _____ occures at cathode
reduction, reduction
reduction , oxidation
two of these are possible, depending on whether the cell is electrolytic or voltaic.
oxidation,oxidation
oxidation, reduction
2)
The standared hydrogen electrode is assigned a potential of _____ volts
+1
+2
0
-1
-2
3)
Which quantities are concerved in all oxidation-reduction reactions
charge only
mass only
neither charge and mass
both charge and mass
4)
Which statement describes how a salt bridge maintains electrical neutrality in the half cells of an electrochemical cell?
it permits the migration of ions
it prevents the migration of electrons
it permits the two solutions to mix completely
it prevents the reaction from occuring spontaneously
Cite this Simulator:
vlab.amrita.edu,. (2011). EMF measurement. Retrieved 29 March 2024, from vlab.amrita.edu/index.php?sub=2&brch=190&sim=361&cnt=3
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