Lecture 3 & 4

Question 1

Alkanes

Answer 1

Hydrocarbons that contain only single bonds and are saturated

Question 2

Sources Of alkanes

Answer 2

natural gas

methane

Question 3

Physical Properties

Answer 3

non polar 
insoluble in water
lower density than water
low melting and boiling points
melting and boiling points increase as carbon atoms increase

Question 4

IUPAC rules for naming branched chain alkanes

Answer 4

name of longest chain
number of carbons in lonest chain
identify and number branching substituents

Question 5

Alkyl groups

Answer 5

saturated substituents containing only C & H.

methyl, ethyl, propyl, isopropyl, butyl, sec-butyl

Question 6

Cycloalkanes

Answer 6

Saturated cyclic hydrocarbons.