2.1 Define the term functional group of organic compounds. 2.2 Write down the: 2.2.1 Structural formula of the functional group of aldehydes 2.2.2 Name of the functional group of carboxylic acids 2.3 The IUPAC name of an organic compound is 2,4-dimethylhexan-3-one. For this compound, write down the: 2.3.1 Homologous series to which it belongs 2.3.2 Structural formula 2.4 Write down the IUPAC names of the following compounds: 2.4.1 2.4.2

NSC Physical Sciences Organic Compounds and Macromolecules: 2.1 Define the term functional g

2.1 Define the term functional group of organic compounds - NSC Physical Sciences - Question 2 - 2017 - Paper 2

Question 2

2.1 Define the term functional group of organic compounds. 2.2 Write down the: 2.2.1 Structural formula of the functional group of aldehydes 2.2.2 Name of the fun... show full transcript

Worked Solution & Example Answer:2.1 Define the term functional group of organic compounds - NSC Physical Sciences - Question 2 - 2017 - Paper 2

Step 1

Define the term functional group of organic compounds.

96%

114 rated

Answer

A functional group is a specific group of atoms within a molecule that is responsible for the characteristic chemical reactions of that molecule. Functional groups are important because they help to determine the properties of organic compounds and their reactivity.

Step 2

Structural formula of the functional group of aldehydes

99%

104 rated

Answer

The structural formula of the functional group of aldehydes is represented as:

   O
   ||
 R-C-H

where R represents any alkyl group.

Step 3

Name of the functional group of carboxylic acids

96%

101 rated

Answer

The functional group of carboxylic acids is known as the carboxyl group, denoted as -COOH.

Step 4

Homologous series to which it belongs

98%

120 rated

Answer

The compound 2,4-dimethylhexan-3-one belongs to the homologous series of ketones.

Step 5

Structural formula

97%

117 rated

Answer

The structural formula for 2,4-dimethylhexan-3-one is:

         O
         ||
    H3C-C-CH-CH3
      |      |
    CH3    CH2

This shows the arrangement of atoms in the molecule, highlighting the ketone functional group.

Step 6

Write down the IUPAC names of the following compounds:

97%

121 rated

Answer

2.4.1 5-bromo-4-ethyl-2,2-dimethylhexane

2.4.2 4-methylpent-2-yne OR 4-methyl-2-pentyne

2.1 Define the term functional group of organic compounds - NSC Physical Sciences - Question 2 - 2017 - Paper 2

Worked Solution & Example Answer:2.1 Define the term functional group of organic compounds - NSC Physical Sciences - Question 2 - 2017 - Paper 2

Define the term functional group of organic compounds.

Structural formula of the functional group of aldehydes

Name of the functional group of carboxylic acids

Homologous series to which it belongs

Structural formula

Write down the IUPAC names of the following compounds:

Join the NSC students using SimpleStudy...