Multiple ChoiceWhich of the following is the correct electron configuration for the Co^{2+} ion?28views
Multiple ChoiceWhich of the following is the ground state electron configuration for a Ca^{2+} ion?41views
Multiple ChoiceWhich of the following is the correct electron configuration for the Co^{2+} ion?30views
Multiple ChoiceWhich of the following is the correct electron configuration for the Be^{2+} ion?32views
Multiple ChoiceThe electron configuration 2-8-7 is given for an atom or ion. Is this configuration an excited state or a ground state?51views
Multiple ChoiceWhich of the following correctly describes the orbital diagram for the Cd^{2+} ion?30views
Multiple ChoiceIn the ground-state electron configuration of Fe^{3+}, how many unpaired electrons are present?33views
Multiple ChoiceWhich of the following is the ground-state electron configuration of the Fe^{3+} ion?39views
Multiple ChoiceWhat is the electron configuration of a bromine atom (Br) after it loses three electrons?55views
Multiple ChoiceWhich of the following is the correct electron configuration for the iodide ion, I⁻?28views
Multiple ChoiceWhich of the following represents the ground-state electron configuration of Fe^{3+}?39views
Multiple ChoiceWhich of the following is the correct electron configuration for the chloride ion, Cl⁻?30views
Multiple ChoiceWhich of the following particles has the same electron configuration as a potassium ion (K^+)?43views
Multiple ChoiceWhich of the following is the ground-state electron configuration of the F⁻ ion?56views