Chemistry, asked by sajankonsam2001, 5 months ago

17. Which one of the following elements is used as a time keeper in atomic
clocks?
O Potassium
O Cesium
O Calcium
O Magnesium

Answers

Answered by KVenu28

0

caesium is the correct answer.

Answered by Afifashafi

0

Answer:

I think magnesium

I hope it's help you

Explanation:

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