Multiple ChoiceWhich of the following represents the correct electron configuration for a neutral atom of vanadium (atomic number 23)?39views
Multiple ChoiceWhich of the following represents the correct electron configuration for the V^{3+} ion?42views
Multiple ChoiceWhich of the following electron configurations represents an atom of chlorine (atomic number 17) in an excited state?44views
Multiple ChoiceWhich of the following is the correct orbital notation for boron (atomic number 5)?52views
Multiple ChoiceWhich orbital-filling diagram represents the ground state electron configuration of chromium (Cr, atomic number 24)?61views
Multiple ChoiceWhich of the following represents the correct electron configuration for a neutral atom of nickel (atomic number 28)?49views
Multiple ChoiceHow many electrons can the first energy level (closest to the nucleus) hold before it is full?47views
Multiple ChoiceWhich of the following lists the three fundamental rules that govern the filling of atomic orbitals by electrons?19views
Multiple ChoiceWhich of the following represents the correct electron configuration for the Se^{2-} ion?49views
Multiple ChoiceGiven the following orbital diagram (core electrons not shown):↑↓ ↑↓ ↑↓ ↑↓ ↑ ↑ ↑3s 3p 4s 3dWhat element is designated by this orbital diagram?42views
Multiple ChoiceWhich of the following best represents the orbital diagram for a ground-state oxygen atom?44views
Multiple ChoiceWhich of the following elements has the electron configuration 1s^2 2s^2 2p^6 3s^2 3p^6 3d^5?39views
Multiple ChoiceWhich of the following statements is correct regarding the number of electrons in potassium (K) and argon (Ar)?49views