Multiple ChoiceWhich orbital notation represents an atom of beryllium (Be) in the ground state?28views
Multiple ChoiceWhich of the following is the correct electron configuration for boron (atomic number 5)?21views
Multiple ChoiceWhich of the following is the correct electron configuration for fluorine (atomic number 9)?20views
Multiple ChoiceWhich of the following statements about the energy levels of electrons in shells is correct?21views
Multiple ChoiceWhich of the following is the complete electron configuration for a neutral fluorine atom?22views
Multiple ChoiceWhich of the following represents the correct electron configuration for a neutral beryllium (Be) atom?31views
Multiple ChoiceIn the context of electron configuration, where are the electrons located within an atom?27views
Multiple ChoiceYttrium has an atomic number of 39. Which electron configuration best represents yttrium?42views
Multiple ChoiceHow many electrons are present in the second energy level (n = 2) of a neutral lithium atom?20views
Multiple ChoiceWhich of the following wavelengths corresponds to the energy required to excite a hydrogen atom from the n=2 state to the n=5 state?23views
Multiple ChoiceWhich of the following electron configurations represents an excited state for an atom of calcium?20views
Multiple ChoiceWhich of the following orbital diagrams correctly represents the ground state electron configuration of nitrogen (N)?27views