1.1. Draw the skeletal formulae of the following molecules given in Table 1. 

Table 1

1.2. State the IUPAC name for the following structure.

1.3. The compound 2,2-dimethylpentan-3-ol can be represented using different types of formulae.

Its structural formula can be shown as

C(CH₃)₃CH(OH)CH₂CH₃

i) Give the empirical formula of 2,2-dimethylpentan-3-ol.

[1]

ii) Draw the displayed formula of 2,2-dimethylpentan-3-ol.

[1]

1.4. The organic compounds in Table 2 below can be classified using the terms, aliphatic, alicyclic and aromatic.

Table 2

Identify, using letters E, F, G, H, I, and J, the compound(s) which are the following types.

Each response may contain more than one letter and letters may be used more than once.

• Aliphatic

• Alicyclic

• Aromatic