Electrons,Protons and Neutrons

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Electrons

A subatomic particle in an atom with a negative charge and orbit outside the nucleas

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Protons

A subatomic particle that can be found in the nucleas of an atom with a positive charge

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Neutrons

A subatomic particle that inside the nucleas (exept hydrogen) of every atom with no charge (neutral)

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How to tell if an element has a positive or negati

If the atom has more elctrons than protons it is a negative ion and if it has more protons than electron it is a positive ion

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How to tell the amount of proton & electrons from

number of protons = atomic number

number of electrons = atomic number

number of neutrons =  atomic mass - atomic number

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