The letters A to F in the table below represent six organic compounds.

2.1 Write down the LETTER(S) that represent(s) the following:
2.1.1 A ketone (1)
2.1.2 TWO compounds that are FUNCTIONAL ISOMERS (1)
2.1.3 A hydrocarbon (1)
2.2 For compound D, write down the:
2.2.1 Homologous series to which it belongs (1)
2.2.2 IUPAC name (3)
2.3 Consider compound F.
Write down the IUPAC name of its:
2.3.1 POSITIONAL isomer (2)
2.3.2 CHAIN isomer (2)
2.4 During the reaction of compound A with compound E in the presence of an
acid catalyst, two products are formed.
For the ORGANIC product formed, write down the:
2.4.1 IUPAC name (2)
2.4.2 STRUCTURAL FORMULA of its FUNCTIONAL GROUP (1)
2.5 Compound C (C10H22) reacts at high temperatures and pressures to form a
three-carbon alkene P and an alkane Q, as shown below.

Write down the:
2.5.1 Type of reaction that takes place (1)
2.5.2 Molecular formula of compound Q (2)
2.5.3 STRUCTURAL FORMULA of compound P (2)
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