Chem Q

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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