What is meant by free electrons??
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The electrons which are not attached to the nucleus of a atom and free to move when external energy is applied are called free electrons. ... The force of attraction of the nucleus does not act on the free electron.The flow of free electrons in a material is called an electric current.
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because they carry a negative charge and atoms have a nucleus composed of positively charged particles. ... In some materials, outermost electrons are quite loosely bound to the atoms and it takes very little energy to kick them off to move around freely (acros).
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