What is metallic conductor with example?

Metallic conductors are metals which conduct electricity due to flow of electrons.It involves only physical changes and the conductivity decreases with increase in temperature. Example: copper, silver etc. It involves physical as well as chemical changes and the conductivity increases with increase in temperature.

What are four metallic conductors?

Some common conductors are copper, aluminum, gold, and silver.

What is kohlrausch’s law?

Definition of Kohlrausch’s law : a statement in physical chemistry: the migration of an ion at infinite dilution is dependent on the nature of the solvent and on the potential gradient but not on the other ions present.

Which of the following is a metallic conductor?

In our home appliances, copper is the most used material as a conductor of electricity.

Why is metal conductive?

Metals conduct electricity by allowing free electrons to move between the atoms. These electrons are not associated with a single atom or covalent bond. Atoms of different size or atomic weight will vibrate at a different rate, which changes the pattern of thermal conductivity.

What is Hittorfs rule?

Hittorf studied such changes experimentally and gave a general rule known as the Hittorf’s Rule. It states that : the loss of concentration around any electrode is proportional to the speed of the ion moving away from it.

What is migration of ions?

The term migration refers specifically to the movement of ions due to an externally-applied electrostatic field. The average thermal energy at temperatures within water’s liquid range (given by RT ) is sufficiently large to dominate the movement of ions even in the presence of an applied electric field.

What are electronic conductors?

In physics and electrical engineering, a conductor is an object or type of material that allows the flow of charge (electric current) in one or more directions. Electric current is generated by the flow of negatively charged electrons, positively charged holes, and positive or negative ions in some cases.

What type of conductors are metals?

Copper, silver, aluminum, gold, steel, and brass are common conductors of electricity. The most highly conductive metals are silver, copper, and gold.

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