najadanecole25 najadanecole25
  • 03-12-2020
  • Chemistry
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Order the elements from smallest to largest atomic number

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nazseersims06
nazseersims06 nazseersims06
  • 03-12-2020

the largest is francium, Z=87 , or caesium, Z=55 ; and the smallest is definitely helium, Z=2 .

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