Multiple ChoiceWhich of the following is the correct electron configuration for the Co^{2+} ion?39views
Multiple ChoiceWhich of the following is the ground state electron configuration for a Ca^{2+} ion?52views
Multiple ChoiceWhich of the following is the correct electron configuration for the Co^{2+} ion?40views
Multiple ChoiceWhich of the following is the correct electron configuration for the Be^{2+} ion?44views
Multiple ChoiceThe electron configuration 2-8-7 is given for an atom or ion. Is this configuration an excited state or a ground state?69views
Multiple ChoiceWhich of the following correctly describes the orbital diagram for the Cd^{2+} ion?41views
Multiple ChoiceIn the ground-state electron configuration of Fe^{3+}, how many unpaired electrons are present?43views
Multiple ChoiceWhich of the following is the ground-state electron configuration of the Fe^{3+} ion?52views
Multiple ChoiceWhat is the electron configuration of a bromine atom (Br) after it loses three electrons?76views
Multiple ChoiceWhich of the following is the correct electron configuration for the iodide ion, I⁻?44views
Multiple ChoiceWhich of the following represents the ground-state electron configuration of Fe^{3+}?50views
Multiple ChoiceWhich of the following is the correct electron configuration for the chloride ion, Cl⁻?47views
Multiple ChoiceWhich of the following particles has the same electron configuration as a potassium ion (K^+)?55views
Multiple ChoiceWhich of the following is the ground-state electron configuration of the F⁻ ion?71views