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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 compound prepared by a substitution reaction of benzene is
Question # 2
Alkanes are gases :
Question # 3
The addition of unsymmetrical reagent to an unsymmetrical alkene is in accordance with the rule
Question # 4
If we remove one hydrogen atom from an alkane we obtain a group called
Question # 5
Which can be used for dehydration of alcohol
Question # 6
Benzene is obtained by fractional distillation of
Question # 7
Which is more active ?
Question # 8
The addition of unsymmetrical reagent to unsymmetrical alkene is in accordance with the rule:
Question # 9
C18and onward hydrocarbons are normally
Question # 10
Which is the used as test for the presence of alkenes
Question # 11
The electron releasing effect of methyl group is significant and it makes ring a good
Question # 12
Hydrocarbons are divided into aliphatic, alicyclic and aromatic which structure among the following show an alicyclic hydrocarbon
Question # 13
Ethylene polymerizes at 100 atm pressure and 400°C to give
Question # 14
All are ortho & Para directing except
Question # 15
Alkyl benzenes are readily oxidized by axidfied
Question # 16
CnH2nis the general formula of
Question # 17
Formula of chloroform is:
Question # 18
Benzene is prepared from n-hexane in the presence of catalyst
Question # 19
Which class of compound is more reactive
Question # 20
Which of the following is an ortho-para directing group
Question # 21
Marsh gas was the name given to
Question # 22
Amongst the following the compound that can be most readily sulphonated is
Question # 23
Which of the following method is most appropriate for the manufacture of methane?
Question # 24
Th IUPAC name of the compound having formula (CH3) 3 C - CH = CH2 is
Question # 25
The sp2hybird orbitals are oriented in space at one angle
Question # 26
acetylene can be converted into-while passing through a Cu-tube at 300°C:
Question # 27
The four bonds of carbon in methane are directed towards the corners of
Question # 28
The C-C bond angles in benzene ring are
Question # 29
The simplest and the parent members of aromatic hydrocarbon is
Question # 30
The process in which orbitals of different energies and shapes mix with each other to give equivalent hybrid orbitals is called
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 -
K Kaif Kaif ali 19 - May - 2024 11 Min 23 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 Class Chemistry Chapter 19 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Reaction of ethanes with KMnO4 gives: |
A. Ozonide
B. Glyoxal
C. Glycol
D. Oxalic acid
|
| 2 | Benzene was discovered by Michael Faraday's in |
A. 1824
B. 1825
C. 1826
D. 1827
|
| 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 |
|
A. Pent -1-ene-3-yne
B. 2-pentyne-4-ene
C. 1-pentene-3-yne
D. Pent-2-yen-4-ene
|
| 5 | What is not a common use of methane |
A. As a fuel
B. For the preparation of haloaklanes
C. For the preparation of methyl alcohol
D. For the preparation of sulphuric acid
|
| 6 | When an aqueous solution of potassium salt of monocarboxylic acid is subjected to electrolysis, corresponding alkane is formed. This reation is known as |
A. Cannizaro reaction
B. Sabatier-secderens reaction
C. Alkylation
D. Kolbe's reaction
|
| 7 | Benzene does not undergo polymerization and it is also resistant to |
A. Reduction
B. Oxidation
C. Alkylation
D. Ozonolysis
|
| 8 | How many molecules of chlorine adds in benzene in the presence of sunlight |
A. One
B. Two
C. Three
D. Four
|
| 9 | In CH4, all the H-C-H bond angles are |
A. 120°
B. 107°
C. 109°
D. 109.5°
|
| 10 | Which decolourizes the colour of Br3 |
A. CH4
B. CH3-CH3-CH3
C. CH2=CH2
D. CH3-CH3
|
Test Questions
