Study the following incomplete equations for organic reactions I and II - NSC Physical Sciences - Question 4 - 2022 - Paper 2
Question 4
Study the following incomplete equations for organic reactions I and II.
Compounds P and Q are ORGANIC compounds and T is an INORGANIC compound.
I
CH₃
CH₃CHCH₃ +... show full transcript
Worked Solution & Example Answer:Study the following incomplete equations for organic reactions I and II - NSC Physical Sciences - Question 4 - 2022 - Paper 2
Step 1
4.1.1 Type of reaction that takes place
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Answer
The reaction taking place is a dehydrohalogenation elimination reaction. This involves the removal of a hydrogen halide from the organic compound, resulting in the formation of an alkene.
Step 2
4.1.2 IUPAC name of compound P
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The IUPAC name of compound P is 2-methylbut-2-ene, which results from the elimination of HBr, forming a double bond.
Step 3
4.1.3 NAME or FORMULA of compound T
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The inorganic compound T is sodium bromide, which can also be represented by the chemical formula NaBr.
Step 4
4.1.4 TWO reaction conditions needed
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The two reaction conditions needed are:
High temperature to facilitate the reaction.
Concentrated sulfuric acid as a catalyst.
Step 5
4.1.5 The STRUCTURAL FORMULA of compound Q
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The structural formula of compound Q is represented as follows:
H O
| ||
H₃C—C—C—C—O—H
| | | |
H H H H
This illustrates that compound Q is an alcohol, which is involved in the esterification with acetic acid.
