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Why is graphite used in wires?
Graphite is an interesting material, an allotrope of carbon (as is diamond). It displays properties of both metals, and nonmetals. However, like a metal, graphite is a very good conductor of electricity due to the mobility of the electrons in its outer valence shells.
Why carbon is not used in making electric wires?
it’s fragile and works as a resistor more than a conductor. as it is stiff and brittle, it cannot be used in wires, which require flexibility. as it is a carbon compound, it is used in resistors, which regulate electrical flow.
Why are electrical wires made of copper and not graphite?
High Conductivity Surpassed only by silver, copper is a highly conductive metal. This means electricity can pass through it with greater ease, making it ideal for use in electrical wires.
Can graphite be used as an electrical conductor?
It is a good thermal and electrical conductor along each layer of graphite but not perpendicular to it. The reason for the good electrical conductivity is due to the structure of graphite. These delocalized electrons can all move along together on each layer, making graphite a good electrical conductor.
Is copper or graphite better for making wires?
Copper is a far better conductor than graphite and is universally used for making wires. Graphite is more resistive and a poorer conductor.
Is graphite more conductive than copper?
Copper is a better conductor than graphite for electricity due to its lattice structure with free electrons that can transmit energy across the structure, whilst graphite is still able to conduct electricity, it is not as strong a conductor as copper.
Why are wires made of copper and not of carbon?
because Al and Cu are Good conductor of heat and electricity while carbon and sulphur are bad conductor of heat and electricity.
Is Mercury a conductor of electricity?
Properties of Mercury It is the only metal that is liquid at standard conditions for temperature and pressure. Compared to other metals, mercury is a poor conductor of heat, but a fair conductor of electricity.
Which metal is used for making electrical wires?
Copper metal
Copper metal is used for making electric wires because it is highly ductile in nature. It is a good conductor of electricity.
Where is graphite used as a good conductor of electricity?
Being a good conductor of electricity graphite is used for electrodes in batteries and industrial electrolysis. Note: In Graphite, layers are held together by weak van der wall’s forces. Graphite cleaves easily between the layers and therefore, it is very soft and slippery.
Why graphite is used for making electrode in a cell?
Graphite rods are used as electrodes in electrolysis because graphite’s structure enables it to be an excellent conductor. The high number of delocalized electrons allows electricity to pass through graphite rapidly.