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Electrochemistry
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Chemistry I
Subject Chosen
Chemistry
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Electrochemistry
If a salt bridge is removed between the two half cells, the voltage
Drops to zero
Does not change
Increases gradually
Increases rapidly
A.
Drops to zero
653 Views
Which of the following cell converts the heat released during the combustion of H
2
to an electrical energy?
Mercury
Leclanche cell
Fuel cell
Daniell cell
C.
Fuel cell
128 Views
The electrolysis of dilute aqueous solution of Na
2
SO
4
produces at anode and cathode respectively using Platinum electrodes
O
2
, H
2
S
2
O
8
2–
, Na
O
2
, Na
S
2
O
8
2–
, H
2
A.
O
2
, H
2
482 Views
One coulomb is equal to
96500 Faraday
6.28 x 10
18
electrons
1 electron
None of these
B.
6.28 x 10
18
electrons
153 Views
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Normal hydrogen electrode has been assigned a potential of
one volt
zero volt
Hundred volts
1000 volts
B.
zero volt
254 Views
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