Topic 6 - Organic Chemistry I

Question 1

What is the difference between displayed formula and structural formula

Answer 1

Structural:
CH3CH2CH2CH3 
or CH3-CH2-CH2-CH3
Displayed:
      H   H   H   H
H - C - C - C - C - H
      H   H   H   H

Question 2

What is a homologous series?

Answer 2

A family of compounds with the same functional group which differ in formula by CH2 from the next member

Question 3

Show the two stereoisomers of but-2-ene.

Answer 3

Trans C C C
C-C/ \C-C/
C/ Cis

Question 4

What is reforming?

Answer 4

The conversion of straight-chain hydrocarbons into branched-chain and cyclic hydrocarbons

Question 5

What is cracking?

Answer 5

The breakdown of molecules into shorter ones by heating them with a catalyst.

Question 6

What is fractional distillation?

Answer 6

The process used to separate a liquid mixture into fractions by boiling and condensing

Question 7

What compounds do three way catalytic converters take in, and what do they produce?

Answer 7

HC, CO, NOx

N2, H2O, CO2

Question 8

What is homolytic fission?

Answer 8

The breaking of a covalent bond where each of the bonding electrons leaves with one species, forming a radical.

Question 9

What is heterolytic fission?

Answer 9

The breaking of a covalent bond so that both bonding electrons are taken by one species.