What is a free electron?

Any electron that is not attached to an ion, atom, or molecule and is free to move under the influence of an applied electric or magnetic field

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Any electron that is attached to an ion, atom, or molecule and is free to move under the influence of an applied electric or magnetic field

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Any neutron that is not attached to an ion, atom, or molecule and is free to move under the influence of an applied electric or magnetic field

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None

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Solution

The correct option is A Any electron that is not attached to an ion, atom, or molecule and is free to move under the influence of an applied electric or magnetic field
An electron is said to be a free electron if it not attached to an ion, atom, or molecule and is free to move under the influence of an applied electric or magnetic field.

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