sarahhag776 sarahhag776

20-01-2021
Chemistry

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How many main groups of elements are there

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victorvosper8 victorvosper8

20-01-2021

Answer:

The s-, p-, and d-block elements of the periodic table are arranged into 18 numbered columns, or groups. The elements in each group have the same number of valence electrons. As a result, elements in the same group often display similar properties and reactivity.

Explanation:

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