2:58

#49 - Write electron configurations for the cations Mg2+, K+, Al3+ and the anions N3-, O2-, F-

8:00

#60 - Which compound has the most exothermic lattice energy? | Coulomb's Law

3:36

#52 - What noble gas has the same electron configuration as each of the ions in the compounds?

3:13

#51 - Which of the following ions have noble gas electron configurations?

9:47

#67 - Rationalize the lattice energy: CaSe (-2863), Na2Se (-2130), CaTe (-2721), Na2Te (-2095)

4:06

#9 - Electron Configuration Transition Metal Ions (Cd2+)

4:36

#31 - Octet Rule for Metals: Reaching the Noble Gases

3:42

#149 - Arrange the atoms and/or ions in the following groups in order of decreasing size.