Multiple Choice
Which of the following properties is common among elements in the same column of the periodic table?
A) They have the same number of protons.
B) They have the same number of neutrons.
C) They have the same number of electrons.
D) They have the same number of electrons in their valence shell.
E) They have the same number of electron shells.
Correct Answer:
Verified
Correct Answer:
Verified
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