ECAT Pre Engineering Chemistry Chapter 19 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 19 Aliphatic Hydrocarbons

Try The MCQ's Test For ECAT Chemistry Chapter 19 Aliphatic Hydrocarbons

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Chemistry Chapter 19 Aliphatic Hydrocarbons

00:00
Question # 1

The carbon, carbon bond length in benzene is

Question # 2

A six membered ring containing one double bond called

Question # 3

The difference between amount of heat actually released and that of calculated is called

Question # 4

Preparation of ethylbenzene by the reaction of bromobenzene, ethylbromide and sodium is called

Question # 5

The reaction in which ketone is reduced to the alkane is called

Question # 6

Marsh gas was the name given to

Question # 7

Which class of compound is more reactive

Question # 8

To differentiate isomers we use

Question # 9

Free radical mechanism of halogenation of alkanes follow step:

Question # 10

Which one of the following gases is used for artificial ripening of fruits

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

Hybridization in alkanes is:

Question # 14

Synthetic rubber is made by polymerization of

Question # 15

An organic compound, on treatment with Br2 in CC14 gives bromoderivative of an alkene. The compound will be

Question # 16

Cyclohexane can be converted not benzene in the presence of

Question # 17

Which of the following is not an electrophitic substitution reaction of benzene

Question # 18

Formula of chloroform is

Question # 19

The next homologue of C10H22will be

Question # 20

Boiling point of n-butane is:

Question # 21

Alkene general formula :

Question # 22

the unreactivity of alkanes is based upon

Question # 23

Alkanes containing carbon C18ownwards are

Question # 24

Catalytic oxidation of alkanes is used for the preparation of

Question # 25

Which one of following is not monocyclic aromatic hydrocarbon

Question # 26

Alkenes combine readily with electrophillic reagents such as halogens giving

Question # 27

Th IUPAC name of the compound having formula (CH3) 3 C - CH = CH2 is

Question # 28

The presence of a double bond in a compound is the sign of

Question # 29

Mustard gas is a

Question # 30

Alkyne is :

Submit

Prepare Complete Set Wise ECAT Chemistry Chapter 19 Aliphatic Hydrocarbons MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Chemistry Chapter 19 Aliphatic Hydrocarbons MCQ`s Test

  • 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
  • A
    Abdullah Zubair 25 - Dec - 2024 06 Min 24 Sec 90/120
  • 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
  • K
    kainat kashif 16 - May - 2024 13 Min 52 Sec 90/120
  • 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 Toluene is also called
A. Hydroxyl benzene
B. Methyl benzene
C. ethyl benzene
D. None
2 Kolb's method has limited synthetic applications due to
A. Expensive catalysis
B. Slow reaction
C. Number of side products produced
D. Salts used are very expensive
3 The reaction-method that does not give an alkane is
A. Catalytic hydrogenation of alkanes
B. Wurtz reaction
C. Hydrolysis of alkyl magnesium bromide
D. Dehydrohalogenation of an alkyl halide
4 During reaction of O2and alkenes, a product:
A. Glycol
B. Epxide
C. Halohydrin
D. Ethylene glycol
5 Which can be used for dehydration of alcohol
A. P4O10
B. H2SO4
C. H3PO4
D. All of them
6 The treatment of benzene with isobutene in the presence of sulphuric acid give
A. isobutyl benzene
B. tert-Butyl benzene
C. n- Butyl benzene
D. no reaction
7 When sodium benzoate is treated with soda lime (NaOH) benzene is formed. What is the other product
A. Na2CO3
B. NaHCO3
C. Ca(OH)2
D. CaCO3
8 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
9 The nitration of benzene takes place when it is heated with a mixture of conc.HNO3and conc. H2SO4at 50°C in ratio of
A. 1 : 2
B. 1 : 1
C. 1 : 3
D. 2 : 1
10 Ethylene combines with water in the presence of H2SO4+ HgSO4and forms
A. Ethyle chloride
B. Ethyle alcohol
C. Carboxylic acid
D. None of these

Test Questions

Is this page helpful?