chapter 2 atoms, ions and compounds
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Last updated 12:54 PM on 4/7/26
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7 Terms
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atom
smallest particle of an element that can exist
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element
all atoms have the same number of protons only one type of atom
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isotope
atoms of the same element with different number if neutrons
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mass number
protons and neutrons
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ion
charged particle
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relative atomic mass
the weighted mean mass of an atom compared with 1/12 of the mass of carbon 12
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relative isotopic mass
the mass of an isotope compared with 1/12 of the mass of an atom of carbon 12
