tdesouza623 tdesouza623

30-11-2020
Chemistry

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What is the difference between the groups (vertical columns) and periods (horizontal rows) on the periodic table?

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hibbaiftikhar08 hibbaiftikhar08

09-12-2020

Answer:

The vertical columns on the periodic table are called groups or families because of their similar chemical behavior. All the members of a family of elements have the same number of valence electrons and similar chemical properties. The horizontal rows on the periodic table are called periods

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