Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3752Chemical news office., 1932 |
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Strona 168
... electron shell , and the periodicity of these charac- teristic features . Thus by plotting isotopic weight , that is the proton number , p , against atomic num- ber AN , the number of nuclear electrons and neutrons can be readily read ...
... electron shell , and the periodicity of these charac- teristic features . Thus by plotting isotopic weight , that is the proton number , p , against atomic num- ber AN , the number of nuclear electrons and neutrons can be readily read ...
Strona 170
... electrons when the number of pro- tons and electrons of AN / 2 alpha - particles is subtracted from the total number of pro- tons and electrons . Thus Pb206 has 206 protons and 124 electrons in its nucleus . Its atomic number is 82 ...
... electrons when the number of pro- tons and electrons of AN / 2 alpha - particles is subtracted from the total number of pro- tons and electrons . Thus Pb206 has 206 protons and 124 electrons in its nucleus . Its atomic number is 82 ...
Strona 171
... electrons show similar regularities ; thus 50 and 82 nuclear electrons each occur in 6 isotopes , while 3 or 2 isotopes for each number of nuclear electrons is the average . So far the only numbers of which no isotopes are known are ...
... electrons show similar regularities ; thus 50 and 82 nuclear electrons each occur in 6 isotopes , while 3 or 2 isotopes for each number of nuclear electrons is the average . So far the only numbers of which no isotopes are known are ...
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