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Answered

Atoms of elements that are in the same group have the same number of

Aprotons.
Cvalence electrons.
Bneutrons.
Dprotons and neutrons. Please select the best answer from the choices provided A B C D

Verified Answer :

janmejaysinha4
CValence electrons. Same number of electrons in the outermost shells. This is why elements in the same groups undergo similar reactions.

Answer:

c. valence electrons.

Explanation:

In the periodic table, the elements in each group has the same number of electrons in their outer orbital, those electrons are called ''valence electrons''.

That's why.

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