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Manipal MET2012ChemistryStructure of Atom

For the valence electron in copper, the four quantum numbers are

Options

  1. An=4, l=0, m=0, s= 1 2
  2. Bn=4, l=0, m=+2, s= 1 2
  3. Cn=4, l=1, m=+2, s= 1 2
  4. Dn=4, l=1, m=0, s= 1 2

Correct answer

A. n=4, l=0, m=0, s= 1 2

Step-by-step solution

aligned ₂₉ Cu & =2,8,18,1 & =1 s^2, 2 s^2 2 p^6, 3 s^2 3 p^6 3 d¹⁰, 4 s^1 aligned Quantum numbers for 4 s^1 electron are n=4, l=0, m=0, s=+ 1 2

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