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WorksheetsELECTRO CHEMISTRY
Total questions: 15
Worksheet time: 16mins
Electrochemistry deals with
Conversion of Chemical Energy into electrical energy
conversion of Electrical energy into Chemical energy
Both 1& 2
None
The role of Salt Bridge is
Zinc-Carbon cell is also called as
Lithium ion Battery is an example for
Primary Battery
Fuel Cell
Electrolytic Cell
Secondary Battery
Electric Vehicles are run by Lechlanche cells.
Yes
NO
In Electro chemical Cell Oxidation always Occurs at
(a)
Acid-storage battery is also called
Lead-Acid Battery
Lead-lead sulphate battery
Acid-polymer Battery
what is the difference between Ni-Cd & Ni-MH battery
A device that converts the energy of combustion of fuels like hydrogen directly into electrical Energy is known as
Dynamo
Ni-Cd cell
Battery
Fuel Cell
Which of the following is continuously replaced in fuel cell
Oxidiser
Fuel
Both a and b
None of the above
Which of the following is not a fuel Cell?
Hexanone-oxygen fuel cell
Methanol-oxygen fuel cell
Hydrogen-oxygen fuel cell
Propane-oxygen fuel cell
Fuel cells are more efficient than thermal plants
True
False
Anode used in Mercury cell is
Zinc
Graphite
Steel case
None of the above
Which material used as anode in lithium ion battery?
Brass foil
Copper coil coated with graphite
Aluminium foil coated with graphite
Steel coated graphite
What is the maximum storage temperature in degree centigrade of lithium ion battery?
60
30
40
80
