CH10 – Configurations

Dates

• P4 – Monday, September 18th
• P5 – Tuesday, September 19th
• P7 – Tuesday, September 19th

Class Business – Quiz

• Next class starts with quiz (20 min)
• Line spectra calculations
• practice problem in GDrive
• Note: Test on Units 1&2 Monday. See Syllabus

Recap – Quantum Numbers

• what are the rules?
• how does it lead to determining electrons on each level?
• GDrive document with combinations

New Idea – Many Electrons

• which orbital does electron choose?
• lowest energy is the rule but how does it match QN combos?
• how many of each? look at QN chart
• identifying orbitals (s-p-d-f)
• orbital diagrams
• orbital filling
• electron configurations = shorthand

Homework

• Study for the Quiz
• Today’s lesson = Section 7.8 through 7.11
• Please review before Monday’s test