Electron Configuration Practice Problems
Name the elements whose electron configurations are:
- 1s2 2s2 2p6 3s2 3p6 4s2 3d3
- 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d9
- 1s2 2s2 2p6 3s2 3p6
Write electron configurations for these elements:
- Potassium
- Lanthanum
- Copper
- Bromine
Quantum Numbers
- vanadium
- silver
- argon
- potassium - 1s2 2s2 2p6 3s2 3p6 4s1
- lanthanum - 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 5d1
- copper - 1s2 2s2 2p6 3s2 3p6 4s2 3d9
- bromine - 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5