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The vertical columns of elements in the periodic table are called
Select one:

a.
groups.

b.
series.

c.
families.

d.
periods.

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The vertical columns of elements in the periodic table are called

Select one:

  • A. Groups
  • B. Series
  • C. Families
  • D. Periods

The elements are arranged in seven horizontal rows, called periods or series, and 18 vertical columns, called groups. Elements in the periodic table are organized according to their properties.

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