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atoms and periodic t

QuestionAnswer
what is a proton? it is a positively charged particle found in the nucleus of an atom
what is a electron a negatively charged particle found on the outer shell of an atom.
what is an neutron A neutrally charged particle found in the nucleus of an atom
what element has the symbol be beryllium
what is the atom number of Po Polonium
what is the atom number of Zr Zirconium
what is the the atom number of Tc Technetium
Created by: quan12
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