miap1104 miap1104

23-01-2021
Chemistry

contestada

2. The vertical columns in the periodic
table are called
O families
O periods
O rows

Respuesta :

shiwangi7 shiwangi7

23-01-2021

Answer:

2. Periods

Explanation:

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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