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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
In Friedal-Craft's alkylation besides AlCl3 the other reactants are
Question # 2
Raney - nickel is the alloy of Ni with
Question # 3
"Each different compound should have a different name" was published by IUPAC system of nomenclature in
Question # 4
Which is more active ?
Question # 5
Which compound was recognized the parent member of aromatic compounds
Question # 6
Mustard gas is a
Question # 7
The C-C bond angles in benzene ring are
Question # 8
Which one of the following gases is used for artificial ripening of fruits
Question # 9
Kolb's method is not useful for the production of
Question # 10
The addition of unsymmetrical reagent to unsymmetrical alkene is in accordance with the rule:
Question # 11
Which of the following species participate in sulphonation of benzene ring?
Question # 12
acetylene can be converted into-while passing through a Cu-tube at 300°C:
Question # 13
Substituted phenyl groups are called
Question # 14
Physical properties of alkanes increase with increase of all physical constants except
Question # 15
Which reaction is too vigorous to control
Question # 16
Kolb's method has limited synthetic applications due to
Question # 17
Which decolourizes the colour of Br3
Question # 18
B-B'-dichloroethyl sulphide is commonly known as
Question # 19
Which of the following is not an ortho-para directing group
Question # 20
C18and onward hydrocarbons are normally
Question # 21
The method used only for the production of symmetrical alkanes
Question # 22
Eletronegativity difference in C-C bond in alkanes is:
Question # 23
When methane reacts with Cl2in the presence of diffused light the products obtained are?
Question # 24
Free radical mechanism of halogenation of alkanes follow step:
Question # 25
The method in which alkanes prepared by alkyle halides in the presence of palladium - charcoal is
Question # 26
Odour of alkene is:
Question # 27
The reaction in which ketone is reduced to the alkane is called
Question # 28
Which one of following is not monocyclic aromatic hydrocarbon
Question # 29
The addition of unsymmetrical reagent to an unsymmetrical alkene is in accordance with the rule
Question # 30
Complete combustion of alkane yields
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 -
U Usman Saif 29 - May - 2024 04 Min 30 Sec 90/120 -
M Mian House 31 - May - 2024 05 Min 31 Sec 90/120 -
K khangul murad 09 - Jul - 2024 05 Min 58 Sec 90/120 -
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H Haider Ali 26 - May - 2024 10 Min 39 Sec 90/120 -
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T Tasmia 18 - May - 2024 19 Min 18 Sec 90/120 -
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 | The empirical formula of benzene is determined by |
A. IR spectra
B. U.V
C. Elemental analysis
D. NMR spectra
|
| 2 | The addition of unsymmetrical reagent to unsymmetrical alkene is in accordance with the rule: |
A. Hund's rule
B. Markownikov's rule
C. Pauli's Exclusion Principle
D. Auf bau Principle
|
| 3 | 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
|
| 4 | Alkyl benzenes are readily oxidized by axidfied |
A. KMnO4
B. K2CO3
C. MnO4
D. H2SO4
|
| 5 | Substitution of halogen in the benzene ring requires catalyst |
A. AlCl3
B. FeCl3
C. SiO2
D. Organo - nickel
|
| 6 | The difference between amount of heat actually released and that of calculated is called |
A. Bonding energy
B. Activation energy
C. Resonance energy
D. Transition energy
|
| 7 | For preparing an alkane, a concentrated aqueous solution of sodium or potassium salt of saturated carboxylic acid is subjected to |
A. Hydrolysis
B. Oxidation
C. Hydrogenation
D. Electrolysis
|
| 8 |
|
A. 2-bromonitrobenzene
B. 2-nitrobromobenzene
C. 1-bromonitrobenzene
D. 1-nitrobromobenzene
|
| 9 | Which one of the following gases is used for artificial ripening of fruits ? |
A. Ethane
B. Ethyne
C. Methane
D. Propane
|
| 10 | Hydrocarbons are divided into aliphatic, alicyclic and aromatic which structure among the following show an alicyclic hydrocarbon |
Test Questions
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