Question

what are free electrons?​

Answer 1

Answer:

any electron that is not attached to an iron, atoms or molecule and is free to move under the influence of an applied electric or magnetic field.

Explanation:

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Answer 2

Answer:

electrons in the valance shell of an atom , generally known as valance shell electrons, are loosely bound with the nucleus of the atom. Because of their weaker interaction, they can move freely within the metal and so are called as free electrons