Question

How are the elements arranged in the modern periodic table?

Answer 1

In the modern periodic table, elements are arranged by atomic number. They are placed with the lowest atomic number first, and elements with increasing atomic numbers run to the right. They are also arranged in vertical columns known as groups, with these groupings based on shared properties.

Answer 2

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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Step-by-step 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.