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1. C
2. A
3. A
4. B
5. A
6. C
7. A
8. C
9. B
10. B

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11. C
12. B
13. D
14. C
15. B
16. A
17. B
18. B
19. C
20. A

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Propane<pentane<hexane<nonane

-From propane to pentane to hexane to nonane
-Molecular weight is increase
-Surface area getting larger
-The strength of Van Der Walls is increase
-Boiling point is increase

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i)
G : CH3CH2CH2Cl  [ nucleophilic substitution ]
H : CH3CH2CH2=CH2 [ dehydration]
J : CH3CH2CH2COOH
[ oxidation by strong oxidizing agent ]

ii)
G : HaloalkAne
H : alkEne

iii) refer gambar

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Aldehydes: R and S
Ketones: P,Q and T

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i. Tollen’s Test: R and S
ii. Iodine in an alkaline solution: P and Q

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R and S
Ketone can’t be oxidised

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R

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Select from the list above, a compound which can be converted to X and Y. Write the complete chemical equation for the formation of compound X and Y

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Suggest a chemical test that cam differentiate compound R from benzene. Write the complete equation and give the observation (3 marks)

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PRE PSPM SET 3 DK024