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Category: Science and Technology
Date Submitted: 01/30/2014 01:54 PM
Name: ………………………………………………………………..
Date Due: ………………………………………………………………..
| Year 12 | 84% | A |
| | 75% | B |
| AS Level Chemistry | 64% | C |
| 2013-14 | 55% | D |
| | 43% | E |
| | Below | U |
| | | |
| 1.5 | | |
| Assessed Homework | | % |
| Introduction to Organic Chemistry | | |
| | | |
| | | 24 |
1. Four isomers with the formula C4H9OH are given below.
Isomer | Name |
CH3CH2CH2CH2OH | butan-1-ol |
| 2-methylpropan-2-ol |
| |
| |
(i) Complete the naming of the isomers in the table above.
(ii) Name the type of isomerism shown by these four isomers.
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(Total 3 marks)
2. Hexane is a member of the homologous series of alkanes.
(a) State two characteristics of a homologous series.
Characteristic 1 ...................................................................................
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Characteristic 2 ……............................................................................
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(2)
(b) (i) Hexane can be converted into 2,2-dichlorohexane.
Draw the displayed formula of 2,2-dichlorohexane and deduce its empirical formula.
Displayed formula
Empirical formula ........................................................................
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(2)
(ii) Explain why 2,2-dichloro-3-methylpentane is a structural isomer of 2,2-dichlorohexane.
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