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14 cards from this deck
Basic building block of all matter and chemistry
Protons (+), neutrons (neutral), electrons (-)
Protons and neutrons
Number of protons in the nucleus
What element the atom is
Number of protons plus number of neutrons
Atoms with same number of protons but different number of neutrons
1,836 times lighter
No, only in specific allowed orbits/energy levels
2 electrons
8 electrons
Outermost electron shell of an atom
Atom loses electrons
Atom gains electrons
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