2/7/11

Post date: Feb 07, 2011 7:10:43 PM

• • Bell Ringer: Why do people form connections with eachother?

  • Folders Due Today

  • Begin 6.1 notes

  • Model Assignment (due tomorrow)

Draw a ball-and-stick model, space filling model, and structural formula for each of the following compounds:

1. NI₃

Bond length = 84.2 pm

Bond angle = 120 degrees

2. PO₄

Bond length = 101.2 pm

Bond angle = 109.5 degrees

3. Li₂O

Bond length = 89.1 pm

Bond angle = 180 degrees

4. Na₃N

Bond length = 91.3 pm

Bond angle = 120 degrees

5. PCl₃

Bond length = 103.2 pm

Bond angle = 120 degrees