Question

1] write the complete and abbreviated electron configuration for each of the following ions, for each ion, identify another ions that is isoelectronic with it. a) Na+ b) P3- c) H-

2] consider the electron cofigurations of the noble gases. which valence sublevels are completely filled for each noble gas?

3] In the Bohr model, is light emitted or absorbed when an electron moves from a higher energy orbit to a lower-energy orbit?

4] in the bohr model, which of the following electron transitions in a hydrogen atom results in emission of the highest -energy photon? n= 3 to n= 2 , n=4 to n = 3