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The period number represents the highest principal quantum number of the valence electrons, or the energy level of the valence (outer) shell.

So, a period represents atoms with the same core electron, or noble gas, configuration, and having the same number of occupied electron shells.

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12y ago
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9y ago

The period number represents the number of shells in a particular element. There are 7 periods in Periodic Table.

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12y ago

gives information about the number of electronic shells

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11y ago

Periods on the periodic table refer to the rows on the periodic table.

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10y ago

what do groups represent

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Q: What does the period number on the periodic table represent?
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Related questions

What does the period number on a periodic table represent?

the Atomic number on Periodic Table is the identity of an element in the table , it gives the indications about Group, period and Block of elements it also predicts the chemical and physical properties of the element.


Does the number of each period in the modern periodic table represents the number of?

The number of each period in the modern periodic table represents the number of shells. There are 7 periods in periodic table.


What does a period represent on the period table?

the Atomic number on Periodic Table is the identity of an element in the table , it gives the indications about Group, period and Block of elements it also predicts the chemical and physical properties of the element.


What information on the periodic table does the period number help you with?

Period number describes the total number of shells. There are 7 periods in periodic table.


A period is a horizontal on the periodic table true or false?

Yes!The elements are arranged in horizontal rows and vertical columns to represent what is called the periods on the periodic table.


What does the numbers on the side of the periodic table represent?

The period to which the element belongs


What period on the periodic table does sulfur belong?

Sulfur (S, element number 16) is on the third period of the periodic table.


What are the group and period number of sodium in the periodic table?

Sodium, Na, is in group 1 period 3 on the periodic table.


How do hot cheetos represent the periodic table?

No. they dont represent the periodic table.


What is the period number in the periodic table?

The period number of an element is the row in which it appears.


What does a period on the periodic table tell us?

Elements in the same period has same number of valence shells.There are 7 periods in Periodic Table.


Which direction are families on the periodic table?

groups on the periodic table are the vertical coumns that go up and down. A period on the periodic table are the rows that go horizontal or across.