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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
The order of dehydration of alcohol
Question # 2
The reaction in which ketone is reduced to the alkane is called
Question # 3
Which of the following species participate in sulphonation of benzene ring?
Question # 4
The simplest and the parent members of aromatic hydrocarbon is
Question # 5
Which one gives acidic reactions?
Question # 6
Cyclohexane can be converted not benzene in the presence of
Question # 7
Sulphuric acid generates nitronium ion by reacting with
Question # 8
C18and onward hydrocarbons are normally
Question # 9
The addition of unsymmetrical reagent to an unsymmetrical alkene is in accordance with
Question # 10
Hydrogenation of alkenes/alkynes inthe presence of Ni as catalyst at 3000°C result in the formation of corresponding alkanes. This reaction is known as
Question # 11
During nitration of benzene, the active nitrating agent is
Question # 12
Which of the following is not an ortho-para directing group
Question # 13
The reaction-method that does not give an alkane is
Question # 14
Th IUPAC name of the compound having formula (CH3) 3 C - CH = CH2 is
Question # 15
Alkanes are gases :
Question # 16
The treatment of benzene with isobutene in the presence of sulphuric acid give
Question # 17
Alkanes are soluble in all except
Question # 18
Which is symmetric alkene?
Question # 19
Kolb's method is not useful for the production of
Question # 20
Alkenes combine readily with electrophillic reagents such as halogens giving
Question # 21
The process in which orbitals of different energies and shapes mix with each other to give equivalent hybrid orbitals is called
Question # 22
De halogenatiion of tetrahalides happens in the presence of active metal like
Question # 23
The difference between amount of heat actually released and that of calculated is called
Question # 24
What is not a common use of methane
Question # 25
The hydrocarbon which is used as an illuminating agent
Question # 26
The temp. used for the hydrogenation of alkenes using Ni is
Question # 27
Vinyl acetylene combines with HCI to form
Question # 28
acetylene can be converted into-while passing through a Cu-tube at 300°C:
Question # 29
When alkyl is treated with chlorine in the presence of sunlight
Question # 30
Benzene is obtained by fractional distillation of
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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 -
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ECAT Chemistry Chapter 19 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The major reaction occurring in the engines of automobiles is |
A. Oxidation
B. Reducing
C. Combustion
D. Decomposition
|
| 2 | Alkyne is : |
A. CH3-CH3
B. CH4
C. CH2=CH2
D. C2H2
|
| 3 | Hydrocarbon which is liquid at room temperature is |
A. Pentane
B. Butane
C. Propane
D. Ethane
|
| 4 | Which of the following acid can be used as a catalyst in Friedal Craft's reactions |
A. AlCl3
B. HNO3
C. BeCl2
D. NaCl
|
| 5 | If we remove one hydrogen atom from an alkane we obtain a group called |
A. Acetyle group
B. Formyle group
C. Alkyle group
D. Ketyle group
|
| 6 | Alkene general formula : |
A. CnH2n+2
B. CnH2n
C. CnH2n-2
D. CnH2n+1
|
| 7 | All are ortho & Para directing except |
A. X
B. OH
C. NR3
D. NH2
|
| 8 | Ethylene combines with water in the presence of H2SO4+ HgSO4and forms |
A. Ethyle chloride
B. Ethyle alcohol
C. Carboxylic acid
D. None of these
|
| 9 |
|
A. Pent -1-ene-3-yne
B. 2-pentyne-4-ene
C. 1-pentene-3-yne
D. Pent-2-yen-4-ene
|
| 10 | Which of the following substances is used as an antiknock compound? |
A. Tetraethyl lead
B. Lead tetrachloride
C. Lead acetate
D. Ethyle acetate
|
Test Questions
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