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Xelga [282]
3 years ago
11

An element with 20 protons and 20 electrons gains one electron. the electron goes into what type of orbital?

Chemistry
1 answer:
katrin2010 [14]3 years ago
8 0
  3d

 <span>20 electrons means that the one 4s orbital is filled up. Then the electrons will fill up the five 3d orbitals and finally the three 4p orbitals to complete energy level 4 </span>
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