Recent content by el123

  1. E

    Not sure what this is asking.-Electron Config.

    Write electron configuration of metal ions involved in these two spinels. CoAl2O4 SnCo2O4 Do i just write the electron config in s,p,d for Al,Sn and Co? Or do the subscripts change the way i write them?
  2. E

    Which Electrons Belong to the Valence Orbitals?

    Homework Statement The electron configuration for three neutral atoms are as follows. A.1s22s22p3 B.1s22s22p63s23p64s23d104p55s24d7 C.1s22s22p63s23p64s23d6 Indicate which are valence orbitals. The Attempt at a Solution A.2s22p3 B.4p54d7 C.4s2 Please check if i have...
  3. E

    Ground or excited states.Please check.

    Homework Statement State wether atom is in ground or excited state. Homework Equations A.1s22s22p3 B.1s22s22p63s23p64s23d104p55s24d7 C.1s22s22p63s23p64s23d6 The Attempt at a Solution A. Ground because all are filled in order. B.Excited because the 5s sub-shell isn't quite...