Multiple ChoiceWhich of the following is the correct electron configuration for a neutral sodium (Na) atom?33views
Multiple ChoiceWhich of the following is the correct electron configuration for boron (atomic number 5)?43views
Multiple ChoiceWhich of the following is the correct ground-state electron configuration for an atom with 104 electrons?38views
Multiple ChoiceWhich of the following electron configurations correctly represents a neutral nitrogen atom?51views
Multiple ChoiceWhich of the following is the correct electron configuration for technetium (Tc, atomic number 43)?39views
Multiple ChoiceWhich of the following is the correct electron configuration for the Ti^{2+} ion?40views
Multiple ChoiceHow many unpaired electrons are present in the ground state of a krypton (Kr) atom?74views
Multiple ChoiceWhich of the following is the correct electron configuration for a neutral lithium (Li) atom?37views
Multiple ChoiceWhich of the following must occur for an electron to move to a higher energy level in an atom?40views