Vraag 2 (Begin op 'n nuwe bladsy.)
Die letters A tot F in die tabel hieronder verteenwoordig ses organiese verbindings - NSC Physical Sciences - Question 2 - 2021 - Paper 2
Question 2
Vraag 2 (Begin op 'n nuwe bladsy.)
Die letters A tot F in die tabel hieronder verteenwoordig ses organiese verbindings.
A Metanoësuur B Pentanaal
C C₁₀H₂₂ D CH₃(... show full transcript
Worked Solution & Example Answer:Vraag 2 (Begin op 'n nuwe bladsy.)
Die letters A tot F in die tabel hieronder verteenwoordig ses organiese verbindings - NSC Physical Sciences - Question 2 - 2021 - Paper 2
Step 1
2.1.1 'n Keton
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Answer
D (3-pentanon) represents a ketone as it contains a carbonyl group (C=O) within the chain, placing it in the ketone category.
Step 2
2.1.2 TWEE verbindings wat FUNKSIONELE ISOMERE is
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B and F are functional isomers: B is pentanal (an aldehyde) and F is a different structure that contains the same molecular formula but different functional group placement.
Step 3
2.1.3 'n Koolwaterstof
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Answer
C (C₁₀H₂₂) is a hydrocarbon, specifically an alkane, as it contains only carbon and hydrogen atoms with single bonds.
Step 4
2.2.1 Homoloë reeks waaraan dit behoort
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D belongs to the alkyl halides homologous series, specifically the Haloalkanes.
Step 5
2.2.2 IUPAC-naamm
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The IUPAC name for D is 1-bromopentane, indicating the presence of a bromine atom attached to the first carbon in the chain.
Step 6
2.3.1 POSISIE-isomeer
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The positional isomer for F could be 2-bromopropane, where the bromine substituent is attached to the second carbon.
Step 7
2.3.2 KETTING-isomeer
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The chain isomer for F could be 1-bromobutane, where the carbon chain is arranged differently.
Step 8
2.4.1 IUPAC-naamm
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The IUPAC name of the organic product formed from the reaction between A and E is diethyl ether.
Step 9
2.4.2 STRUKTUURFORMULE van sy FUNKSIONELE GROEP
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The structural formula of the functional group from the resulting ether is
H H
\ /
O
/ \
H C
|
C
|
H
This represents the ether functional group.
Step 10
2.5.1 Soort reaksie wat plaasvind
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The reaction is a cracking/elimination reaction, where larger hydrocarbons break down into smaller ones.
Step 11
2.5.2 Produkte van die reaksie en die struktuurformule van verbinding Q
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The products of the reaction will be a three-carbon alkene P and a smaller alkane Q. For Q, an example structural formula could be:
H H
| |
H - C - C - C - H
| |
H H
This indicates butane with the molecular formula C₄H₁₀.
