ChemistryWiki | RecentChanges | Preferences
Showing revision 5
Name: ________________________________ Period: _________________
1. Print out a copy (or get in class) of [Bond Polarity Worksheet] and fill in the appropriate information in each box for a) Ca-Cl, b) C-O, c) S-C, d) H-Cl, e) K-O, f) O-H
2. Print out a copy of [Worksheet for Molecular Geometry] and do the substance on the front board.
3. Print out a copy of [Worksheet for Molecular Polarity] and complete the table for the following: a) CCl4 b) BeCl2 c)CS2 d) NF3
4. What is the hybridization of PCl5, ____________________
5. If you replaced P (phosphorus) with N (nitrogen) in the above compound, can the compound exist and why? (Hint: subenergy levels)?
6. Write the symbol for a polar bond, _____________ and write down how you have memorized the direction of the symbol
______________________________________________________________________________
7. What are the cut-offs of deltaEN for ionic bonds ______________,
polar bond ______________, non-polar bond _____________
8. What is the phrase Mr. McLeod makes you memorize to help remember the type of molecular polarity of a compound/polyatomic ion?
9. List the species (e.g. ionic, metallic, polar, etc) from highest IMF to lowest IMF
____________________________________________
10. Which one of the following has the highest IMF and why (explain in space below), H2O , CH3CH2OH, or NH3.
11. Crude oil is a mixtures of compounds. Two of these compounds are hexane (C6H14) and octane (C8H18). What is the physical process called that separates these two liquid (look up in Internet)? What property is this physical process based on? Both of these substance have _________________ IMF. Which one has the higher IMF and why? Which one boils first?