elements a, b and c have following relations. b is in the same group as a and b’s period number is larger than a’s. c is in the same period as b and c’s atomic number is less than b’s. the relation of their atomic radii is:

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Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

Its trait is different and it the organism survive