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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

User Alfietap
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1 Answer

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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


User Bigdaveygeorge
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