Multiple ChoiceIn the third energy level (n = 3), how many electrons can occupy the 3d subshell?75views
Multiple ChoiceGiven the following orbital diagram, which element does it represent?1s: ↑↓2s: ↑↓2p: ↑↓ ↑↓ ↑↓3s: ↑↓3p: ↑↓ ↑↓ ↑↓4s: ↑↓3d: ↑↓ ↑↓ ↑↓ ↑↓ ↑↓Choose the correct element.91views
Multiple ChoiceWhich of the following is the correct electron configuration for a neutral oxygen atom?92views
Multiple ChoiceWhich of the following represents the correct electron configuration for a neutral atom of scandium (atomic number 21)?73views
Multiple ChoiceWhich one of the following species has the electron configuration 1s^2 2s^2 2p^6?75views
Multiple ChoiceWhich of the following represents the correct electron configuration for a neutral atom of iron (Fe, atomic number 26)?59views
Multiple ChoiceWhich statement best describes how electrons fill orbitals in the periodic table?104views
Multiple ChoiceWhich of the following is the correct electron configuration for boron (atomic number 5)?71views
Multiple ChoiceWhich element has the electron configuration 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^5?88views
Multiple ChoiceWhich of the following represents the noble gas electron configuration of titanium (Ti)?66views