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What information does the period number give about an atom?​
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What information does the period number give about an atom?​

User Landerlyoung
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Answer:

It tells us the principle quantum shell in which the element lies in. In other words, it shows the total number of electron shells the atom has

User Ndrone
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Answer:All of the elements in a period have the same number of atomic orbitals. For example, every element in the top row (the first period) has one orbital for its electrons. All of the elements in the second row (the second period) have two orbitals for their electrons.Step-by-step explanation:

User Chekesha
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