ArneylaAlp ArneylaAlp

23-02-2017
Chemistry

Answered

All of the elements in a family or group have similar chemical properties. which of the following statements best explains why this is true?

Athe elements in a group have the same number of protons in their nuclei.
Bthe elements in a group have similar atomic mass numbers.
Cthe elements in a group have the same number of valence electrons.
Dthe elements in a group have similar atomic numbers

Verified Answer :

nawalfarrukh123 nawalfarrukh123

23-02-2017

Cthey have same valence electrons

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elsamelka elsamelka

23-02-2017

The answer is C. They must have the same valance electrons.

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