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insulator...as opposed to a conductor which does allow electrons to travel freely within it.
protons????
During this type of reaction, the electrons would move from the metal to the non-metal. The transfer of electrons allows both material to maintain a full outer valence.
Because of the common sea of electrons, these electrons can move readily, creating electricity.
Free electrons with a charge of -1
Electrons move freely in a solid, as in a metal
Conductors are substances where electrons can freely move from atom to atom.
metal conducts electricity because it allows electrons to move freely as well as it has free electrons, unlike insulators(non-metals) which do not have free electrons. When the electrons are allowed to move freely in a substance, it is a good conductor and allows electric charge to flow.
insulator...as opposed to a conductor which does allow electrons to travel freely within it.
The material is conductive. Metals (copper or aluminum, etc) allows charged particles of electrons to move freely in either direction along their length.
protons????
Electrons move freely among many metal nuclei
insulator
A materiel that allows an electric charge to pass through it is an conducter (copper, for example)
Yes, electrons move freely in metals.
The characteristic that allows some metals to be better conductors of electricity is that they have 'free electrons'. Free Electrons simply means that there is a weaker bond between the electrons on the outer valence shell to the nucleus of the atom, than other atoms. This weak bond allows electrons in metals to become more easily excited (when mechanical means of generation occurs), where the electrons are able to transfer from one atom to another. I imagine this is what the question is asking. Basically, electricity is inherent in the material. Metals have weak bonds in their outer valence electron shell. A: In metals, the atoms move freely, allowing heat to travel faster. :)
The purpose of a wire is to carry some sort of electrical signal. This requires that the electrons in the material be able to move freely. Materials with free movable electrons are called "metals".