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element with 23 protons
element with 33 protons
element with 13 protons
element with 123 protons
element with 43 protons
element with 13 protons and 14 neutrons
element with 13 protons and 10 electrons
element with 2 protons
element with 2 protons and 2 neutrons
element with 2 protons 2 electrons 2 neutrons
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