giovannaaaar giovannaaaar
  • 03-06-2016
  • Chemistry
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why is cobalt placed before nickel on the periodic table of elements even though it has a higher average atomic mass than nickel

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WorldlyGlass49
WorldlyGlass49 WorldlyGlass49
  • 03-06-2016
Because it has a smaller atomic number. Elements are not lined up according to the higher average atomic mass, but rather according to the higher atomic number.
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Somboss
Somboss Somboss
  • 04-06-2016
Just because it has a smaller atomic number. Elements are not lined up according to the higher average atomic mass, but rather according to the higher atomic number.
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