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AP EAMCET202418 May 2024Morning ShiftChemistryStructure of AtomActual

Correct set of four quantum numbers for the valence electron of strontium (Z=38) is

Options

  1. A5,0,0,+ 1 2
  2. B5,1,0,+ 1 2
  3. C5,1,1,+ 1 2
  4. D6,0,0,+ 1 2

Correct answer

A. 5,0,0,+ 1 2

Step-by-step solution

Electronic configuration of strontium ( Sr )=[ Kr ] 5 ~s ^2 Principle quantum number ( n )=5 Principle quantum number ( n )=5 Azimuthal quantum number (1)=0 Magnetic orbital quantum number ( m _l )=0 Electron spin quantum number ( m _ s )= 1 2

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