What is the element with 2 protons on the
periodic table?
Hydrogen was the first element with...
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Chemistry, 20.11.2020 23:00, genyjoannerubiera
What is the element with 2 protons on the
periodic table?
Hydrogen was the first element with 1 proton
So the second one with 2 protons must be
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Answers: 3
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