Physics
Horacio266
42

Atoms of elements that are in the same group have the same number of a. protons. c. valence electrons. b. neutrons. d. protons and neutrons. Please select the best answer from the choices provided A B C D

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(1) Answers
DXCarter1

C. Valence electrons. Same number of electrons in the outermost shells. This is why elements in the same groups undergo similar reactions.

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