Respuesta :

Periodic table of the elements, in chemistry, the organized array of all the chemical elements in order of increasing atomic number—i.e., the total number of protons in the atomic nucleus.
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Answer choices are:

A. by increasing atomic mass

B. by decreasing atomic mass

C. by increasing atomic number

D. by decreasing atomic number

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Correct answer choice is:

C. By increasing atomic number

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Explanation:

The modern periodic table is a table comprising the components organized in a progression of increasing atomic number. A vertical column termed as a group includes elements with related characteristics. A horizontal row is called a period.

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