Single Choice

$$H_{2}-O_{2}$$ fuel cell is:

Aprimary cell
Bsecondary cell
Correct Answer
Cboth
Dcant be predicted

Solution

The hydrogen-oxygen fuel cell is the secondary voltaic cell. When the direction of current is reversed, the original reactants can be regenerated and the cell can be recharged.

SIMILAR QUESTIONS

Electrochemistry

In fuel cells, the reaction that takes place at the anode is:

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

Answer the following questions State two advantages of $$ H_2 - O_2 $$ fuel cell over ordinary cell .

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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