TUTORIAL : HYDROCARBON – ALKANES
1.
Date :
Name the following compound according to the IUPAC nomenclature
a.
CH2CH3
CH3CHCH3
b.
CH3CH2CHCH2CH3
CH
H3C
CH3
2. Draw the structural formula for each of the following compounds:
a. 1,1-dichloro-3-methylcyclohexane
b. 1-bromo-5-chloro-3-ethyl-3-methylpentane
c. 5-sec-butyl-2,4-dimethylnonane
3. Write a balanced equation for the combustion of propane in
a. Excess oxygen
b. Limited oxygen (produce carbon monoxide, carbon & water)
4. C16H34 is an alkane which can be used as the starting chemical in cracking. One of the
products of cracking this compound is an alkane which has 10 carbon atoms in it. Write
a balanced chemical equation for this cracking reaction with 2 products.
5. In another cracking reaction, C15H32 is broken down into smaller molecules. Write a
balanced chemical equation that occur to yield 3 products with the smallest molecule
contain 3 carbon atoms. State one use of the octane produced.
6. A mixture of propane and bromine is exposed to sunlight. The reaction equation is given
below
UV
CH3CH2CH3 + Br2
A+B
a) State the type of reaction.
b) What is the function of sunlight in the reaction?
c) Draw the structure of the monosubstituted products, A and B. Identify the major
product.
d) Write the mechanism for the formation of the major product.
e) Give the observation of the overall reactions.
f) What would it happen if the mixture is kept in the dark at room temperature?