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atoms and periodic t

QuestionAnswer
What is a proton? a positive charge in the nucleus
what is a neutron? a neutral charge inside of the nucleus
What is a electron? a negative charge on the outside of a shell
What is Na on the periodic table Sodium
What is the atomic number of krypton kr
what element on the periodic table has 2 protons helium
what element is Au on the periodic table Gold
Created by: ball_b
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