Assignment

1. Identify the type of hydrocarbon (alkane, alkene, alkyne) compound; identify the functional group, if any; and name each of the following:

a. CH₃CH₂CH₂CH₃
b. CH₂=CHCH₃
c. CH₃CH₂CH₂Cl
d. HC≡CCH₂OH

2. Putting the carbon atoms in a linear chain, write the structural and molecular formulas for:

a. pentene
b. 1-butanol
c. 2-chloropropane

3. My daughter sent me a link to a chemistry T-shirt. Pull up the link (do not know if it will work from blackboard...so you may need to plug in the pieces) and explain the shirt.

http://imgur.com/Uj7YpCj

4. Balance the following chemical equations by inspection. (you do not need to use states with these equations)

a. Li + N₂→ Li₃N
b. Fe₂O₃ + CO → Fe + CO₂
c. N₂O₅ + H₂O → HNO₃
d. Mg₃N₂ + H₂SO₄→ MgSO₄ + (NH4)₂SO₄

5. Write a balanced chemical equation for the complete combustion of:

a. C₆H₁₄
b. C₃H_6O

6. Write a balanced equation to represent solid tin(II) oxide reacting with sulfur dioxide gas to produce solid tin(II) sulfide and gaseous oxygen. Make sure that you put in all the states.

7. Write a balanced equation to represent aqueous potassium hydroxide reacting with bromine liquid to produce aqueous potassium bromide, aqueous potassium hypobromite, and liquid water.

8. Using the values in the periodic table in the front of your book, calculate the molecular mass of each of the following. Make sure that you show all of your work!

a. As₂O
b. ICl₃

9. Calculate the formula mass of each of the following:

a. KOH
b. Rb₂S

10. What is the formula mass of ruthenium(III) oxalate, Ru₂(C₂O₄)₃ in atomic mass units?

11. For the compound: NiCl₂•6 H₂O

a. write the name
b. calculate its formula weight
c. determine the mass percent H₂O in the hydrate.