Consider the organic molecules in the table below and answer the questions that follow - NSC Technical Sciences - Question 2 - 2022 - Paper 2
Question 2
Consider the organic molecules in the table below and answer the questions that follow.
A | B
---|---
|
|
C | D
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CH₃CH₂CHO | Propanone
E | F
---|... show full transcript
Worked Solution & Example Answer:Consider the organic molecules in the table below and answer the questions that follow - NSC Technical Sciences - Question 2 - 2022 - Paper 2
Step 1
2.1.1 Saturated
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Answer
The hydrocarbon that is saturated is E.
Step 2
2.1.2 Unsaturated
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The hydrocarbon that is unsaturated is F.
Step 3
2.2 Write down the general formula for a homologous series to which compound F belongs.
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Compound F belongs to the homologous series of alkenes, with the general formula: CₙH₂ₙ.
Step 4
2.3.1 C
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The structural formula for the functional group of compound C (aldehyde) is:
O
||
H₃C-CH
Step 5
2.3.2 D
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The structural formula for the functional group of compound D (ketone) is:
O
||
H₃C-C-CH₃
Step 6
2.4.1 Give the IUPAC name of compound B.
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The IUPAC name of compound B is propan-2-ol.
Step 7
2.4.2 Draw the structural formula of the positional isomer of compound B.
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The structural formula of the positional isomer (propan-1-ol) is:
H₃C-CH₂-CH₂-OH
Step 8
2.5.1 Define the term polymer.
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A polymer is a large molecule composed of smaller monomer units covalently bonded to each other in a repeating pattern.
Step 9
2.5.2 Give the structural formula of the polymer that can be formed from monomer A.
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The structural formula for the polymer formed from monomer A (polyethylene) is represented as:
-(C₂H₄)-_n
Step 10
2.5.3 Give the NAME of the polymer that can be formed from monomer A.
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The NAME of the polymer formed from monomer A is polyethylene.
