mmelaniee6 mmelaniee6
  • 27-11-2021
  • Mathematics
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the atomic number of arsenic is 33. what is the electron configuration of an arsenic atom

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lh42tacocat
lh42tacocat lh42tacocat
  • 27-11-2021

1s^2 2s^2 2p^6 3s^2 3p^6 3d^10 4s^2 4p^3

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