# Chemistry Honors – Classes 44 & 45

Dates

- Period B: Monday, April 20th & Tuesday, April 21st
- Period D: Monday, April 20th & Tuesday, April 21st
- Period G: Tuesday, April 21st & Wednesday, April 22nd

Research Paper

- Tuesday (or Wednesday) will be devoted to conducting research for the class research paper assignment
- Students should meet in the library for in-class work time.

VSEPR Structure

- Next step is determining the 3D structure
- Tables 8.6, 8.7, 8.8 (pages 394-395)
- Driving force – electron repulsion (3D)

Assignment (continuing from previous assignment)

- Build 3D structure (using the models)
- Take Picture of Structure (on top of the paper for Lewis structure)
- Draw 3D picture (on paper)
- Determine geometry of electrons around each atom (write on paper)
- Determine molecule geometry (write on paper)
- Determine molecule polarity (write on paper)
- Determine bond angles (write on paper)

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