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45 Cards in this Set
- Front
- Back
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Chemical cell |
Store of internal energy that can be transferred as an electric current in a circuit |
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Voltage of a cell depends on |
What electrodes are made from and substance used as electrolytes |
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A simple cell can be made by |
Connecting 2 different metals in contact with an electrolyte |
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A number of cells cN be connected in series to make |
A battery |
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A number of cells cN be connected in series to make |
A battery |
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In non rechargeable cells a voltage is produced untill |
One of the reactants is used up |
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A number of cells cN be connected in series to make |
A battery |
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|
In non rechargeable cells a voltage is produced untill |
One of the reactants is used up |
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In rechargeable cells and batteries the chemical reactions can be reversed when |
An external circuit is applied |
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A number of cells cN be connected in series to make |
A battery |
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|
In non rechargeable cells a voltage is produced untill |
One of the reactants is used up |
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In rechargeable cells and batteries the chemical reactions can be reversed when |
An external circuit is applied |
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Fuel cells |
Device that produces a voltage continuously when supplied with a fuel and oxygen |
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A number of cells cN be connected in series to make |
A battery |
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|
In non rechargeable cells a voltage is produced untill |
One of the reactants is used up |
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|
In rechargeable cells and batteries the chemical reactions can be reversed when |
An external circuit is applied |
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Fuel cells |
Device that produces a voltage continuously when supplied with a fuel and oxygen |
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Fuel cells produce a continuous voltage as long as they are supplied with |
A constant supply of suitable fuel and oxygen from the air |
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A number of cells cN be connected in series to make |
A battery |
|
|
In non rechargeable cells a voltage is produced untill |
One of the reactants is used up |
|
|
In rechargeable cells and batteries the chemical reactions can be reversed when |
An external circuit is applied |
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|
Fuel cells |
Device that produces a voltage continuously when supplied with a fuel and oxygen |
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|
Fuel cells produce a continuous voltage as long as they are supplied with |
A constant supply of suitable fuel and oxygen from the air |
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Why the reaction takes place at at a lower temperature than being burned as |
Energy is released as electrical energy, not thermal energy |
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|
In non rechargeable cells a voltage is produced untill |
One of the reactants is used up |
|
|
In rechargeable cells and batteries the chemical reactions can be reversed when |
An external circuit is applied |
|
|
Fuel cells |
Device that produces a voltage continuously when supplied with a fuel and oxygen |
|
|
Fuel cells produce a continuous voltage as long as they are supplied with |
A constant supply of suitable fuel and oxygen from the air |
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Hydrogen-oxygen fuel cells |
Hydrogen and oxygen are used to produce a voltage, water is the only product |
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|
A number of cells cN be connected in series to make |
A battery |
|
|
In non rechargeable cells a voltage is produced untill |
One of the reactants is used up |
|
|
In rechargeable cells and batteries the chemical reactions can be reversed when |
An external circuit is applied |
|
|
Fuel cells |
Device that produces a voltage continuously when supplied with a fuel and oxygen |
|
|
Fuel cells produce a continuous voltage as long as they are supplied with |
A constant supply of suitable fuel and oxygen from the air |
|
|
Why the reaction takes place at at a lower temperature than being burned as |
Energy is released as electrical energy, not thermal energy |
|
|
Hydrogen-oxygen fuel cells |
Hydrogen and oxygen are used to produce a voltage, water is the only product |
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|
Hydrogen fuel cell reaction |
Hydrogen+Oxygen ~> Water |
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|
A number of cells cN be connected in series to make |
A battery |
|
|
In non rechargeable cells a voltage is produced untill |
One of the reactants is used up |
|
|
In rechargeable cells and batteries the chemical reactions can be reversed when |
An external circuit is applied |
|
|
Fuel cells |
Device that produces a voltage continuously when supplied with a fuel and oxygen |
|
|
Fuel cells produce a continuous voltage as long as they are supplied with |
A constant supply of suitable fuel and oxygen from the air |
|
|
Why the reaction takes place at at a lower temperature than being burned as |
Energy is released as electrical energy, not thermal energy |
|
|
Hydrogen-oxygen fuel cells |
Hydrogen and oxygen are used to produce a voltage, water is the only product |
|
|
Hydrogen fuel cell reaction |
Hydrogen+Oxygen ~> Water |
