jovanc6951 jovanc6951

21-11-2017
Chemistry

contestada

What are the elements whose discovery added an entirely new column to mendeleev's periodic table?

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pbcup101 pbcup101

21-11-2017

The noble gases were the elements.

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Topmadworld Topmadworld

21-11-2017

Hey there,
The elements are known as the noble gases.
Noble gases: make up a group of chemical elements with similar properties

Hope this helps :))

~Top

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