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MCQ's Test For ECAT Chemistry Chapter 19 Aliphatic Hydrocarbons
Try The MCQ's Test For ECAT Chemistry Chapter 19 Aliphatic Hydrocarbons
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Total Questions30
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Time Allowed30
ECAT Chemistry Chapter 19 Aliphatic Hydrocarbons
00:00
Question # 1
Which of the following is not an electrophitic substitution reaction of benzene
Question # 2
C18and onward hydrocarbons are normally
Question # 3
Kolb's method is not useful for the production of
Question # 4
The difference between amount of heat actually released and that of calculated is called
Question # 5
Mustard gas is a :
Question # 6
Which of the following species participate in sulphonation of benzene ring?
Question # 7
Synthesis rubber is made by polymerization :
Question # 8
The hydrocarbons having double bonds normally end with suffix
Question # 9
Acetylene is used in the manufacture of
Question # 10
Which of the following acid can be used as a catalyst in Friedal Craft's reactions
Question # 11
acetylene can be converted into-while passing through a Cu-tube at 300°C:
Question # 12
Alkanes are least reactive towards:
Question # 13
The major reaction occurring in the engines of automobiles is
Question # 14
Mustard gas is a
Question # 15
the unreactivity of alkanes is based upon
Question # 16
Which of the following is not an ortho-para directing group
Question # 17
"Each different compound should have a different name" was published by IUPAC system of nomenclature in
Question # 18
The alkynides are used for the ----------- of alkynes
Question # 19
A fuel has the same knocking property as a mixture of 70 isooctane (2, 2, 4- trimethyl pentane) and 30% n-heptane by volume the octane number of the fuel is
Question # 20
Benzene does not undergo
Question # 21
Ethylene combines with water in the presence of H2SO4+ HgSO4and forms
Question # 22
How many molecules of chlorine adds in benzene in the presence of sunlight
Question # 23
Kolb's method of alkanes production, is actually
Question # 24
The addition of HBr is easiest with
Question # 25
Which one of following is not monocyclic aromatic hydrocarbon
Question # 26
Write the name of following compound
Question # 27
Replacement of hydrogen by NO2group is called
Question # 28
Odour of alkene is:
Question # 29
Which one of the following gases is used for artificial ripening of fruits
Question # 30
Alkenes normally have ______ geometry
Top Scorers Of ECAT Chemistry Chapter 19 Aliphatic Hydrocarbons MCQ`s Test
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M M Umer Arain 29 - Nov - 2024 00 Min 03 Sec 110/120 -
G GOVT. SUFFA EDUCATION CENTER GIRLS MURIDKE 01 - Jun - 2024 04 Min 52 Sec 110/120 -
H Huzaifa Asim 29 - May - 2024 02 Min 21 Sec 100/120 -
A Ali Tariq 23 - May - 2024 08 Min 03 Sec 100/120 -
G Ghulam Destgeer Destgeer 23 - May - 2024 08 Min 48 Sec 95/120 -
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M Mian House 31 - May - 2024 05 Min 31 Sec 90/120 -
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M Muhammad Ali 25 - Jun - 2024 03 Min 24 Sec 85/120 -
Z Zoya Zoya 27 - May - 2024 11 Min 30 Sec 85/120
ECAT Chemistry Chapter 19 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which one does not declourized KMnO4 |
A. Alkenes
B. Alkynes
C. Bezene
D. All above
|
| 2 | During reaction of O2and alkenes, a product: |
A. Glycol
B. Epxide
C. Halohydrin
D. Ethylene glycol
|
| 3 | Free radical mechanism of halogenation of alkanes follow step: |
A. Initiation
B. Propagation
C. Termination
D. All of these
|
| 4 | Nitroalkane are used in |
A. Fuel
B. Solvents
C. Organic synthesis
D. All of them
|
| 5 | When alkyl is treated with chlorine in the presence of sunlight |
A. 1,3 dichloroproduct is formed
B. 1,4 dichloro product is formed
C. 1,3,5 trichloro product is formed
D. Only alkyl group is substituted
|
| 6 | Marsh gas was the name given to |
A. Methane
B. Ethane
C. Propane
D. Butane
|
| 7 | acetylene can be converted into-while passing through a Cu-tube at 300°C: |
A. Glyoxal
B. Vinyl acetylene
C. Vinyl alcohol
D. Benzene
|
| 8 | Which of the following acid can be used as a catalyst in Friedal Craft's reactions |
A. AlCl3
B. HNO3
C. BeCl2
D. NaCl
|
| 9 | Polymerization of ethane take place at pressure of 100 atm and a temperature of |
A. 200°C
B. 400°C
C. 600°C
D. 800°C
|
| 10 |
|
A. Pent -1-ene-3-yne
B. 2-pentyne-4-ene
C. 1-pentene-3-yne
D. Pent-2-yen-4-ene
|
Test Questions
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