Electron Configuration

Master electron configuration with our interactive worksheet! Practice problems, rules, and more.

Valence electrons State how many valence electrons the elements within each group contain. (pay attention to the column the blue dots are in to help you determine the column) 1 2 8 7 6 5 4 3 Which neutral element has the following electron configuration?1s22s22p63s23p63d104s24p65s1 Potassium Rubidium Yttrium Krypton Which neutral element has the following electron configuration? Argon Neon Sulfur Oxygen Which neutral element has the following electron configuration? Niobium Calcium Vanadium Titanium Which of these is the correct orbital notation for the element oxygen The electron configuration show is for the element_? Calcium Sodium Magnesium Potassium Which of the following shows the correct orbital notation for the element carbon? Which of these shows the correct organization of ground state electrons in a 3d orbital for the element nickle (Ni) Match the element with its correct electron notation flourine 1s2 2s2 2p5 neon 1s2 2s2 2p6 carbon 1s2 2s2 2p2 nitrogen 1s2 2s2 2p3 oxygen 1s2 2s2 2p4 Scientists behind electron cofiguration Select the scientist for the correct rule in drawing orbital diagrams for electron configuration Aufbau always fill the electron configuration from the lowest energy level (1s) Hunds place one electron in each sub-shell before adding a second electron in the same sub-shell (before pairing) Pauli two electrons in the same sub-shell have opposite spins