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02-03-2021
Physics

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What are the rows on the periodic table called? What are the columns called? What do you know about elements in the same group?

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valorusa112 valorusa112

02-03-2021

Answer:

Rows are called periods, columns are called groups or families, and elements in the same group have the same number of valence electrons and often show similar properties and reactivity.

Explanation:

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