Multiple ChoiceWhich of the following is the correct electron configuration for an oxygen atom?94views
Multiple ChoiceGiven the electron configuration 1s^2 2s^2 2p^3, how many unpaired electrons are present in this atom?116views
Multiple ChoiceWhich of the following represents the correct ground-state electron configuration for silicon (Si)?82views
Multiple ChoiceWhich of the following represents the correct orbital diagram for a neutral germanium (Ge) atom?97views
Multiple ChoiceWhich of the following is the correct electron configuration for antimony (Sb)?94views
Multiple ChoiceWhich of the following is the correct electron configuration for the element boron (B)?99views
Multiple ChoiceWhich of the following best explains how electrons gain energy to move to higher energy levels in the electron cloud?92views
Multiple ChoiceIn the third energy level (n = 3), how many electrons can occupy the 3d subshell?116views
Multiple ChoiceGiven the following orbital diagram, which element does it represent?1s: ↑↓2s: ↑↓2p: ↑↓ ↑↓ ↑↓3s: ↑↓3p: ↑↓ ↑↓ ↑↓4s: ↑↓3d: ↑↓ ↑↓ ↑↓ ↑↓ ↑↓Choose the correct element.118views
Multiple ChoiceWhich of the following is the correct electron configuration for a neutral oxygen atom?126views
Multiple ChoiceWhich of the following represents the correct electron configuration for a neutral atom of scandium (atomic number 21)?101views
Multiple ChoiceWhich one of the following species has the electron configuration 1s^2 2s^2 2p^6?101views