Multiple ChoiceWhich of the following represents the correct electron configuration for a neutral atom of nickel (atomic number 28)?37views
Multiple ChoiceWhy do chemists use the electron cloud or charge density model to describe electrons in atoms?72views
Multiple ChoiceWhich of the following is the correct electron configuration for the sodium ion, Na\(^+\)?42views
Multiple ChoiceWhich of the following best describes how an electron can move from a lower energy shell to a higher energy shell?49views
Multiple ChoiceWhich of the following is the correct ground-state electron configuration for a neutral lead (Pb) atom?54views
Multiple ChoiceWhich of the following is the correct electron configuration for a neutral carbon atom?43views
Multiple ChoiceWhich of the following represents the correct ground-state electron configuration for the Mn^{2+} ion?40views
Multiple ChoiceWhat is the total number of principal energy levels that are completely filled in an atom of magnesium (atomic number 12)?41views
Multiple ChoiceYou will not need to memorize the quantum numbers for each element because you can see them in:51views
Multiple ChoiceWhich of the following is the correct electron configuration for a neutral atom of nickel (atomic number 28)?40views
Multiple ChoiceIn a neutral atom, how many electrons can occupy the electron shell closest to the nucleus (the first shell)?37views
Multiple ChoiceWhich of the following electron configurations best represents how electrons are arranged in the energy levels of a carbon atom?37views