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12-03-2015
Chemistry

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Why do elements in a group on the periodic table have similar chemical properties?

A.
same number of outermost electrons

B.
same number of protons

C.
similar atomic masses

D.
similar atomic numbers

Respuesta :

secret13 secret13

12-03-2015

do elements in a group on the periodic table have similar chemical properties because their atoms have the same number of electrons

A. same number of outermost electrons

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