The structure of an atom- 0.0 / 5 ? ChemistryAtomsGCSECCEA Created by: justastudent1Created on: 26-02-20 22:46 What 3 sub atomic particles make up an atom? Protons,Neutrons and electrons 1 of 6 where are they located? protons and neutrons are located in the nucleus, and the electrons are located in shells that orbit the nucleus 2 of 6 What is the mass of a proton, neutron and elecron? p= 1 n= 1 e= 1/1840 3 of 6 What are the charges of protons, neutrons and electrons? p= +1 n= 0 e= -1 4 of 6 What is the definition of atomic number? The number of protons in an atom 5 of 6 what is the definition of atomic mass? Total number of protons and neutrons in an atom 6 of 6
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