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

Ethylene polymerizes at 100 atm pressure and 400°C to give

Question # 2

The benzene molecule contains

Question # 3

the unreactivity of alkanes is based upon

Question # 4

Amongst the following the compound that can be most readily sulphonated is

Question # 5

In CH4, all the H-C-H bond angles are

Question # 6

For preparing an alkane, a concentrated aqueous solution of sodium or potassium salt of saturated carboxylic acid is subjected to

Question # 7

The temp. used for the hydrogenation of alkenes using Ni is

Question # 8

Write the name of following alkene CH2= CH - CH = CH2

Question # 9

The process in which orbitals of different energies and shapes mix with each other to give equivalent hybrid orbitals is called

Question # 10

The three alternate single and double bonds in the benzene ring are called

Question # 11

Synthetic rubber is made by polymerization of

Question # 12

B-B'-dichloroethyl sulphide is commonly known as

Question # 13

Formula of chloroform is:

Question # 14

The compound prepared by a substitution reaction of benzene is

Question # 15

The four bonds of carbon in methane are directed towards the corners of

Question # 16

Alkanes have functional group :

Question # 17

In Friedal-Craft's alkylation besides AlCl3 the other reactants are

Question # 18

When an aqueous solution of potassium salt of monocarboxylic acid is subjected to electrolysis, corresponding alkane is formed. This reation is known as

Question # 19

The method used only for the production of symmetrical alkanes

Question # 20

The hydrocarbon used for polymerization is

Question # 21

The term aromatic was derives from

Question # 22

How many isomeric disubtituted products are obtained by the introducing of second group in the ring

Question # 23

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

Question # 24

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

Question # 25

Zn + HCI are used in

Question # 26

Synthesis of rubber is made by polymerization of

Question # 27

The electrophile in aromatic sulphonation is

Question # 28

Alkanes are generally not reactive towards acids, alkalis, oxidation or reuducing agents. They however undergo some reactions, which one is the reaction undergone by alkanes

Question # 29

Kolb's method is not useful for the production of

Question # 30

An alkynes having Carbon count of 20 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 The hydrocarbons having double bonds normally end with suffix
A. Ane
B. Ene
C. Yne
D. Oic
2 Acetylene gives
A. White ppt. with ammonical AgNO3 and red ppt. with ammonical Cu(NO3)2
B. White ppt. with ammonical AgNO3 and red ppt. with ammonical Cu2C12
C. White ppt. with both
D. Red ppt. with both
3 Which gas is produced by treating CaC2with water
A. Methane
B. Ethane
C. Acetylene
D. HCI
4 The sp2hybird orbitals are oriented in space at one angle
A. 180°
B. 109.5°
C. 100°
D. 120°
5 Which one of the following gases is used for artificial ripening of fruits ?
A. Ethane
B. Ethyne
C. Methane
D. Propane
6 Octane number is zero for
A. n-Heptane
B. Isooctane
C. n-Hexane
D. Isoheptane
7 The compound prepared by a substitution reaction of benzene is
A. Acetophenone
B. Glyoxal
C. Cyclohexame
D. Hexabromo cyclohexane
8 An alkynes having Carbon count of 20 is
A. gas
B. liquid
C. Solid
D. None
9 Cyclohexane can be converted not benzene in the presence of
A. Pt at 100°C
B. Pt at 250°C
C. Pd at room temperature
D. Pt at room temperature
10 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

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!