joshman31999 joshman31999
  • 15-09-2017
  • Chemistry
contestada

Use the periodic to fill in the numbers in the electron configurations shown below. Na: 1s22sC2pD3sE

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Dejanras
Dejanras Dejanras
  • 21-09-2018

Answer is: C is equal to 2, D is equal to 6 and E is equal to 1.

C, D and E represent number of electrons on each atomic orbital in sodium atom.

Electron configuration of sodium atom: ₁₁Na 1s² 2s² 2p⁶ 3s¹.

Atomic number of sodium is 11, it means that it has 11 protons and 11 electrons, so atom of sodium is neutral.  


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rhiandorose68 rhiandorose68
  • 14-11-2020

Answer:

2,6,1 in that order

Explanation:

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