Froggy Jumps Electron Configuration QuizVersion en ligne Test your knowledge on electron configurations and quantum numbers! par Theresa Esconde 1 What is the maximum number of electrons in the n=3 shell? a 8 b 32 c 18 2 Which quantum number indicates the shape of an orbital? a Azimuthal quantum number (l) b Principal quantum number (n) c Magnetic quantum number (m) 3 What is the electron configuration of oxygen? a 1s² 2s² 2p⁴ b 1s² 2s² 2p⁶ c 1s² 2s² 2p³ 4 Which quantum number can have values from -l to +l? a Principal quantum number (n) b Magnetic quantum number (m) c Spin quantum number (s) 5 What is the principal quantum number for the outermost electrons in sodium? a 3 b 1 c 2 6 What is the electron configuration for a neutral chlorine atom? a 1s² 2s² 2p⁶ 3s² 3p⁶ b 1s² 2s² 2p⁶ 3s² 3p⁴ c 1s² 2s² 2p⁶ 3s² 3p⁵ 7 How many unpaired electrons are in a nitrogen atom? a 1 b 2 c 3 8 What does the spin quantum number indicate? a The direction of an electron's spin b The energy level of an electron c The shape of an orbital 9 Which element has the electron configuration 1s² 2s² 2p⁶ 3s² 3p¹? a Silicon (Si) b Gallium (Ga) c Aluminum (Al) 10 What is the value of l for a d orbital? a 1 b 3 c 2