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element with 10 protons and 11 neutrons
element with 11 protons and 11 neutrons
element with 12 protons and 12 neutrons
element with 11 protons
protons 10 neutrons 11 electrons 10
element with 10 neutrons
element with 9 protons and 10 electrons
element with 10 protons
element with 12 protons and 10 electrons
element with 6 protons and 8 neutrons
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