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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
When methane reacts with Cl2in the presence of diffused light the products obtained are
Question # 2
Benzene has a -------- structure
Question # 3
The Total coal resources of Pakistan are estimated to be
Question # 4
Alkanes containing carbon C18ownwards are
Question # 5
The reaction in which ketone is reduced to the alkane is called
Question # 6
Which reaction is too vigorous to control
Question # 7
The alkynides are used for the ----------- of alkynes
Question # 8
Toluene is also called
Question # 9
Alkanes are soluble in all except
Question # 10
Synthesis of rubber is made by polymerization of
Question # 11
Which one of the following gases is used for artificial ripening of fruits
Question # 12
Which of the following acid can be used as a catalyst in Friedal Craft's reactions
Question # 13
CnH2nis the general formula of
Question # 14
Which of the following is not aromatic hydrogencarbon
Question # 15
Benzene is not prepared from
Question # 16
Amongst the following the compound that can be most readily sulphonated is
Question # 17
Alkyne is :
Question # 18
To differentiate isomers we use
Question # 19
When sodium benzoate is treated with soda lime (NaOH) benzene is formed. What is the other product
Question # 20
The geometry of acetylene is
Question # 21
Boiling point of n-butane is:
Question # 22
The empirical formula of benzene is determined by
Question # 23
Substituted phenyl groups are called
Question # 24
Synthetic rubber is made by polymerization of
Question # 25
How many molecules of chlorine adds in benzene in the presence of sunlight
Question # 26
When methane reacts with Cl2in the presence of diffused light the products obtained are?
Question # 27
Raney - nickel is the alloy of Ni with
Question # 28
The treatment of benzene with isobutene in the presence of sulphuric acid give
Question # 29
The presence of a double bond in a compound in the sign of:
Question # 30
An alkane is produced when an alkyle halide reacts with zinc in the presence of
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 -
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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 of the following substances is used as an antiknock compound? |
A. Tetraethyl lead
B. Lead tetrachloride
C. Lead acetate
D. Ethyle acetate
|
| 2 | Preparation of ethylbenzene by the reaction of bromobenzene, ethylbromide and sodium is called |
A. Wurtz reaction
B. Fitting reaction
C. Wurtz fitting reaction
D. None of these
|
| 3 |
|
A. Pent -1-ene-3-yne
B. 2-pentyne-4-ene
C. 1-pentene-3-yne
D. Pent-2-yen-4-ene
|
| 4 | De halogenatiion of tetrahalides happens in the presence of active metal like |
A. Zn
B. Mg
C. Both a and b
D. None of them
|
| 5 | The method involved for electrolysis of Na or K salts of carboxylic acids |
A. Sabatier's sendrens reaction
B. Kolbe's method
C. Clemmensen
D. Wolf kishner reduction
|
| 6 | Substitution of halogen in the benzene ring requires catalyst |
A. AlCl3
B. FeCl3
C. SiO2
D. Organo - nickel
|
| 7 | Substituted phenyl groups are called |
A. acyl groups
B. phenyl groups
C. Aryl groups
D. Alkyle groups
|
| 8 | Synthetic rubber is made by polymerization of |
A. Chloroform
B. Acetylene
C. Divinlacetylene
D. Butene
|
| 9 | Eletronegativity difference in C-C bond in alkanes is: |
A. Zero
B. Double
C. Half
D. 4.0
|
| 10 | Which one of following is not monocyclic aromatic hydrocarbon |
A. Benzaldehyde
B. Benzoic acid
C. Benzene sulfonic acid
D. Biphenyl
|
Test Questions