4 years ago

Please help!!! Which location represents a period on a Periodic Table?

Mathematics

2 answers:

polet [3.4K]4 years ago

7 0

A horizontal is a period on the periodic table

sdas [7]4 years ago

6 0

Answer:

the 3rd answer horizontal row

Step-by-step explanation:

In each period (horizontal row), the atomic numbers increase from left to right. The periods are numbered 1 through 7 on the left-hand side of the table. Elements that are in the same period have chemical properties that are not all that similar.

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