Chemistry
raihandadwimar
82

REALLY URGENT GUYS! PLZ HELP! What do the atoms of elements in the same period have in common? Select one: a. They have the same number of electron shells. b. They have the same number of electrons in their outermost shells. c. They have the same number of protons. d. They have the same number of neutrons.

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(2) Answers
Houstone713

a. They have the same number of electron shells.

advha

b. They have the same number of electrons in their outermost shells.

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