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ECAT Chemistry Chapter 18 Fundamental Principles of Organic Chemistry
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Total Questions30
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Time Allowed30
ECAT Chemistry Chapter 18 Fundamental Principles of Organic Chemistry
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Question # 1
Ether shows the phenomenon of
Question # 2
Replacement of hydrogen atom by - SO3H group in benzene is called
Question # 3
Identify the compound which has a bond angle of 109.5°
Question # 4
1-butene an 2-butene are an example of
Question # 5
Types of cracking are:
Question # 6
Which reaction produces a free radical
Question # 7
Wohler synthesized first of all the organic compound:
Question # 8
Which is not a nucleophile
Question # 9
Angle 120° is observed in molecules :
Question # 10
Identify the heterocyclic compound
Question # 11
type of hybridization in CH≡CH is:
Question # 12
Select from the following which one is alcohol?
Question # 13
The essential component of organic compound is
Question # 14
Which of the following compounds contains a triple bond?
Question # 15
The process in which orbitals of different energies and shapes mix up with each other to give equivalent is called,
Question # 16
Acetylene had a characteristic ethereal smell resembling that of
Question # 17
Diversity of organic compounds in millions is:
Question # 18
General formula of carbocyclic acids is:
Question # 19
How many structural acid cis-trans isomers are there for dichloroprepe, C3H4Cl2
Question # 20
Hybridzation explain the --------- of orbitals
Question # 21
The structure of benzene is
Question # 22
Cracking normally gives smaller ______
Question # 23
At present oil refineries in Pakistan are:
Question # 24
Which structure shows a primary alcohol
Question # 25
Which is the chain isomer of n-pentane
Question # 26
Geographical survey of Pakistan estimates about billion tons of coal in Pakistan:
Question # 27
Which is not the poplar reaction
Question # 28
Which of the following is a product of destructive distillation of coal
Question # 29
Which set of hybrid orbitals has planar triangular shape
Question # 30
Cracking products are :
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