6 Write out the complete electron configuration notations

Last updated: 5/4/2023

6 Write out the complete electron configuration notations for the following a O b 0 c As d Mg Which one of the two isoelectronic ions in question 6 above has the smallest radius 7 8 Use principles of atomic structure and the information in the table below to answer each of the following K Ca Ionization Energy kJ mol First 419 590 Second 3 050 1 140 a Explain the difference between Ca and K in regard to i their first ionization energies ii their second ionization energies b The first ionization energy of nitrogen is 1402 kJ mol and that of oxygen is 1314 kJ mol Account for this difference Hint write out the orbital notations for each element