Name:________________________ Period:______ Protons, Neutrons, and Electrons Practice Worksheet Atomic Atomic Mass Atomic Protons Neutrons Electrons symbol number Number Mass B 6 11 24 31 37 39 89 35 63.5 43 100 Pb 207 102 70 225 227 Mo 53 81 206 100 159 No 261 Tm 170 106 159 22 20.2 19 39 2 2 Ti 49 30 55.8 4 5 16 32 V 28
Name:________________________ Period:______ Protons, Neutrons, and Electrons Practice Worksheet Atomic symbol Atomic number Protons Neutrons Electrons Mass Number Atomic Mass B 6 11 24 31 37 39 89 35 63.5 43 100 Pb 207 102 70 225 227 Mo 53 81 206 100 159 No 261 Tm 170 106 159 22 20.2 19 39 2 2 Ti 49 30 55.8 4 5 16 32 V 28
Protons%20Neutrons%20Electrons%20Practice.docx