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02-10-2021
Chemistry

contestada

Which of the element pairs are in the same period?
Silver and Gold
Cobalt and Iridum
Caesium and Barium
Hyrdogen and Lithium

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02-10-2021

Answer:

Caesium and Barium

Explanation:

Once again, if you look at the periodic table, you can see that Caesium and Barium are in the same period (Period 6).

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