Why is cobalt placed before nickel on the periodic table of elements even though it has a higher average atomic mass than nickel

Question

Chemistry

Rhett Bradford

21 June, 05:18

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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Answers (2)

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Abel Johnston · Answer 1

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.

Jimena Hess · Answer 2

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.