Kami_Export_-_PNE_WITH_CHARGES.pdf - Protons Neutrons and Electrons Worksheet Atomic symbol Pb Atomic number Protons 82 34 82 Se 34 24 Cr F 9 41 15 Nb P

Kami_Export_-_PNE_WITH_CHARGES.pdf - Protons Neutrons and...

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Unformatted text preview: Protons, Neutrons, and Electrons Worksheet Atomic symbol Pb Atomic number Protons 82 34 82 Se 34 24 Cr F 9 41 15 Nb P Rb 10 41 52 76 19 K Mo 46 Xe 54 106 87 80 54 87 80 54 93 159 46 85 106 72 190 19 87 136 121 77 78 54 Everett Community College Tutoring Center Student Support Services Program 0 +5 31 36 106 42 106 Hg 60 +3 19 36 20 19 52 18 48 +2 0 79 21 9 35 114 76 42 Sg Fr 16 15 Charge 207 34 45 28 37 Atomic mass 80 9 46 Os 125 24 37 Pd Neutrons Electrons W310 39 96 265 223 201 131 -3 +1 0 +4 0 +6 0 0 +2 0 Protons, Neutrons, and Electrons Practice Worksheet Calculating the number of each particle in an atom: # Protons = Atomic Number # Electrons = Protons # Neutrons = Atomic Mass – Atomic Number OR Big # - Small # Use the periodic table to find the numbers of protons, neutrons, and electrons for atoms of the following elements. Name of Element Element Symbol Mass Number Atomic Number Protons Neutrons Electrons Boron B 11 5 5 6 5 24 11 Sodium Na Y Yttrium Copper 89 Tc 98 43 Lead Pb 207 82 Barium N 14 Ba 137 Ca Calcium Si Silicon Magnesium Ar Mg 82 81 39 0 14 12 81 1 6 6 7 7 56 18 24 1 56 28 82 123 7 20 43 125 81 7 29 55 6 6 40 39 35 43 1 12 C Nitrogen Argon 1 H Hydrogen Carbon 204 TI 11 50 29 29 Technetium Thallium 39 39 64 Cu 12 11 20 56 81 20 14 20 14 14 22 18 12 12 18 12 ...
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