ECAT Pre Engineering Chemistry Chapter 18 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 18 Fundamental Principles of Organic Chemistry

Try The MCQ's Test For ECAT Chemistry Chapter 18 Fundamental Principles of Organic Chemistry

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ECAT Chemistry Chapter 18 Fundamental Principles of Organic Chemistry

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Question # 1

When a compound X is passed through a dilute alkaline solution of KMnO4the pink colour of solution is discharged. The compound X is possbibly

Question # 2

Which reaction produces a free radical

Question # 3

Angle 120° is observed in molecules :

Question # 4

Compounds having the same molecular formula, but different functional groups show

Question # 5

Which of the following is an electrophile

Question # 6

Gasoline is a mixture of hydrocarbons containing carbon atoms

Question # 7

Which is the chain isomer of n-pentane

Question # 8

Quality of fuel is judged from its octane number. The best fuels are

Question # 9

Tetraethyle lead causes disease:

Question # 10

Peat before conversion to bituminous coal is converted to

Question # 11

Which set of hybrid orbitals has planar triangle shape?

Question # 12

Products of coal is:

Question # 13

At present oil refineries in Pakistan are:

Question # 14

Organic compounds resemble to those of inorganic compounds having same

Question # 15

Cracking normally gives smaller ______

Question # 16

Source of organic compounds primarily is:

Question # 17

Alkanes normally have ______ hybridization

Question # 18

Rates of organic reactions are

Question # 19

I-Chloropropane has two isomers, it is an example of

Question # 20

The self linking property of carbon is called as

Question # 21

Which is not a fossil fuel

Question # 22

Sp3 hybridization occurs when carbon is bound to

Question # 23

On passing ethane into concentrated suphuric acid the intermediate compound formed on hydrolysis with boiling water gives

Question # 24

Peat contains about

Question # 25

The catalyst,. which is used as specialist for cracking, are

Question # 26

Acetylene had a characteristic ethereal smell resembling that of

Question # 27

The use of tetra ethyl lead in petrol as an efficient antiknock agent is being discouraged. Which reason is correct

Question # 28

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

Question # 29

Which of the following gases is used for illuminating purpose?

Question # 30

Which of the following compounds contains a triple bond?

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ECAT Chemistry Chapter 18 Important MCQ's

Sr.# Question Answer
1 The state of hybridization of carbon atom in methane is:
A. sp3
B. sp2
C. sp
D. dsp2
2 Organic compounds resemble to those of inorganic compounds having same
A. Ionic properties
B. Carbon forming long chain or rings
C. Chemical forces
D. Isomerism
3 The destructive distillation of coal gives three products. What is not the product of destructive distillation of coal
A. Coal gas
B. Carbon dioxide
C. Coal tar
D. Coke
4 Which of the following expressions show a heterolytic bond fission
5 Which of the following gases is used for illuminating purpose?
A. Methane
B. Ethane
C. Propane
D. Butane
6 Type of isomerism in BrCH=CHBr is:
A. Structural isomerism
B.
Conformational isomerism
C. Geometrical isomerism
D. Positional isomerism
7 In a heterollytic bond fission reaction
A. A molecule of H2O is formed
B. A molecule of H2O is eliminated
C. A free radical is formed
D. A positive and a negative ion is formed
8 The formula of ketone is
D. None of these
9 Benzene is an example of
A. Aromatic compound
B. Cyclic compound
C. Aliphatic compound
D. A cyclic compound
10 Which of the following has linear shape?
A. SP
B. SP2
C. SP3
D. None of the above

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