Chemistry, 30.07.2019 18:30 anggar20

If an atom is located in the 3rd period, which of the following is true: a. it will have 2 energy levels. b. it will have 3 energy levels. c. it can hold a maximum of 8 electrons in the third energy level d. it can hold a maximum of 18 electrons in the second energy level e. it will be in the same row as magnesium

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If an atom is located in the 3rd period, which of the following is true: a. it will have 2 energy l...

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