Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3752Chemical news office., 1932 |
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Strona 168
... elements and their structure ' and as such is an extension of a chart published recently so as to include all elements . There are a number of interesting facts revealed by a study of this chart which lead the author to the conclusion ...
... elements and their structure ' and as such is an extension of a chart published recently so as to include all elements . There are a number of interesting facts revealed by a study of this chart which lead the author to the conclusion ...
Strona 170
... elements with odd atomic number , are in the series 4n + 2 and 4n + 3 , while the isotopes in the next two periods , from K to Cs , of all the odd numbered elements into series 4n + 1 and 4n + 3 , the only exception being Rh 98 and I ...
... elements with odd atomic number , are in the series 4n + 2 and 4n + 3 , while the isotopes in the next two periods , from K to Cs , of all the odd numbered elements into series 4n + 1 and 4n + 3 , the only exception being Rh 98 and I ...
Strona 171
... elements , there are no isotopes having a mass of 209 , 213 , 217 , 221 , 225 , 229 , 233 and 237- for this reason one may say that pro- ton numbers of the series 4n + 1 are almost forbidden , except between 9 and 137 . The last section ...
... elements , there are no isotopes having a mass of 209 , 213 , 217 , 221 , 225 , 229 , 233 and 237- for this reason one may say that pro- ton numbers of the series 4n + 1 are almost forbidden , except between 9 and 137 . The last section ...
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