Electrochemistry
In fuel cells, the reaction that takes place at the anode is:
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Subjective Type
Answer the following questions State two advantages of $$ H_2 - O_2 $$ fuel cell over ordinary cell .
Solution
Advantages of fuel cell :
a. It is a pollution-free device since no harmful products are formed.
b. Its efficiency is about $$ 75 $$ % which is considerably higher than conventional cells.
c. It is a continuous source of energy if the supply of gases is maintained. (Any Two)
SIMILAR QUESTIONS
Electrochemistry
$$H_{2}-O_{2}$$ fuel cell is:
Electrochemistry
In fuel cell oxidants used are:
Electrochemistry
The efficiency of fuel cell is given by the expression, $$\eta $$ is:
Electrochemistry
A device that converts energy of combustion of fuels like hydrogen and methane, directly into electrical energy is known as:
Electrochemistry
Write the name of the electrolyte used in fuel cell.
Electrochemistry
Define the following terms : Fuel cell
Electrochemistry
For the given cells : Lead storage cell , Mercury cell , Fuel cell and Dry cell Answer the following : Which cell was used in Apollo space programme ?
Electrochemistry
In a hydrogen-oxygen fuel cell, combustion of hydrogen occurs to:
Electrochemistry
Which of the following reactions is used to make a fuel cell?
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