Die letters A–F in die tabel hieronder verteenwoordig ses organiese verbindings - NSC Physical Sciences - Question 2 - 2017 - Paper 2
Question 2
Die letters A–F in die tabel hieronder verteenwoordig ses organiese verbindings.
A Heksaan
B CH₃–C(=O)–CH₂–CH₃
C C₃H₆O₂
D Propanosuur
E H
CH₂–CH–Br
CH₃
F CH₂–CH₃... show full transcript
Worked Solution & Example Answer:Die letters A–F in die tabel hieronder verteenwoordig ses organiese verbindings - NSC Physical Sciences - Question 2 - 2017 - Paper 2
Step 1
2.1.1 Skryf die LETTER neer van h verbindings wat die volgende voorstel: Ketoon
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Answer
Die verbinding is 'n ketoon, en die LETTER is B.
Step 2
2.1.2 Skryf die LETTER neer van h verbindings wat die volgende voorstel: F
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Die LETTER is F.
Step 3
2.2.1 Skryf neer die IUPAC naam vir die verbinding: Verbinding B
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Die IUPAC naam vir verbinding B is pentan-2-one.
Step 4
2.2.2 Skryf neer die IUPAC naam vir die verbinding: Verbinding E
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Die IUPAC naam vir verbinding E is 3-bromo-3,4-dimethylhexaan.
Step 5
2.3.1 Naam van die homoloë reeks waaraan verbinding C behoort
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Die homoloë reeks waaraan verbinding C behoort, is die ester-reeks.
Step 6
2.3.2 STRUKTUURFORMULE van die karboksuur wat gebruik is
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Die struktuurformule van die karboksuur wat gebruik is, is:
O
||
H - C - C - C - H
| | |
H H H
Hierdie is 'n voorbeeld van propanoësuur.
Step 7
2.3.3 STRUKTUURFORMULE van verbinding C
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Die struktuurformule van verbinding C (C₃H₆O₂) is:
O
||
H - C - C - C - H
| |
H H
Hierdie is etiester, wat etanol en 'n karboksuur produkte van reaksie is.
Step 8
2.4.1 Definieer die term struktuurle isomer.
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Struktuurle isomere is molekules met dieselfde molekulêre formule maar verskillende strukturen en disposisies van atome.
Step 9
2.4.2 Skryf die IUPAC naam neer van 'n STRUKTUUR ISOMEER van verbinding C, behalwe verbinding D.
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Een van die struktuur isomere van verbinding C is etiel methanoaat, wat die IUPAC naam is vir die reaksie van etanol met formiënsuur.
Step 10
2.5.1 Klassifiseer die krakingsproses as KATALITIES OF TERMIES.
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Die krakingsproses is 'n katalitiese prosesse wat hoë druk en temperatuur vereis.
