lafayette704 lafayette704

18-03-2022
Chemistry

contestada

a.
Elements in the same group have similar chemical properties because

A.their atoms are about the same size.

b. they have a similar atomic mass.

c. they have the same number of valence electrons.

d. they have a diagonal relationship.

Respuesta :

benachcreation benachcreation

28-03-2022

Answer:

c. they have the same number of valence electrons

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