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How many periods of elements are there?

Anonymous

∙ 12y ago

The Periodic Table of Mendeleev has 18 groups and 7 periods.

Wiki User

∙ 12y ago

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Related Questions

How many elements are in periods 4?

There are 18 elements in period 4.

How many elements are in periods 6?

there are 32 elements in period 6.

How many representative elements are in the sixth periods?

18

How many peroids are in the periodic table of elements?

There are 18 periods in the periodic table. The periods are divided according to the chemical properties of elements. Elements in a group have similar properties.

How many elements occur in each of the first three periods or the periodic table?

There are 2 elements in the first period, 8, 8 elements in 2nd and 3rd periods respectively,

How many periods in the periodic table of elements?

there are 7 periods in the periodic table118

Why are the elements on the periodic tables separated into periods?

The elements on the periodic table are separated into periods based on the number of electron shells they have. Elements in the same period have the same number of electron shells, which influences their chemical properties and reactivity.

How many periods does Periodic table contain?

There are a total of 18 groups on The Periodic Table of Elements.

How many elements make up the periodic table?

118 elements.

Why some of the periods have different numbers of elements?

The early periods have less elements because they are filling up energy levels which hold only a few electrons. The later periods contain elements with electrons in levels with a greater capacity.

What relationship exists between elements and periods according to the periodic law?

The relationship between elements and periods according to the periodic law is that elements are arranged in periods based on their atomic number and properties. Elements in the same period have the same number of electron shells, while elements in the same group have similar chemical properties.

What do we call the horizontal row in the periodic table of elements?

Horizontal rows are called periods. There are 7 periods in periodic table.

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