Question

what are free electrons? explain conducting and non-conducting materials​

Answer 1

Answer:

noun. 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.

electrical conduction

…a flow or current of free electrons through a solid body. ... The electrons that are free to move will gain some speed. Since they have a negative charge, they move in the direction opposite that of the electric field.

Answer 2

Answer:

The flow of free electrons in a material is called an electric current. The moving free electrons will transmit electric current from one point to other. Materials which contain free electrons will conduct electric current. Materials which does not contain free electrons does not conduct electric current.