marco Asked: December 2022 In: Chemistry what three methods are used to represent the arrangement of electrons in atoms? 1 Share Report Leave an answer Cancel reply Agree to terms of service 1 Replies anonymous 1. spdf notation2. noble gas notation3. orbital box diagramsExample:34 selenium (Se)spdf notation:1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁴noble gas notation[Ar] 3d¹⁰ 4s² 4p⁴partial orbital box diagram (but I can't draw boxes around the arrows on here) :4s …....... 4p↑↓ ….. ↑↓ . ↑ . ↑ 0 0 Report
1. spdf notation
2. noble gas notation
3. orbital box diagrams
Example:
34 selenium (Se)
spdf notation:
1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁴
noble gas notation
[Ar] 3d¹⁰ 4s² 4p⁴
partial orbital box diagram (but I can't draw boxes around the arrows on here) :
4s …....... 4p
↑↓ ….. ↑↓ . ↑ . ↑