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  • 8 years ago
    • Categories: Chemistry

PTS Chemistry Organic Chemistry Mcqs Online Test 4

PTS Chemistry Organic Chemistry Mcqs Online Test 4 Preparation Question Answer

Octane number can be improved by?

Isomerization
Adding (C2H5)4 Pb
Adding (CH3)4 Pb
All

Correct!

Wrong!

The first organic compound was synthesized in laboratory by?

Wohler
Kolbe
Berziliu
Berthelot

Correct!

Wrong!

Organic compounds that are essentially nonpolar and exhibit weak intermolecular forces have?

Low melting points
Low vapour pressure
High boiling points
High electrical conductivity

Correct!

Wrong!

Propene can exhibit?

cis-trans isomerism
geometric isomerism
both a & b
none of the above

Correct!

Wrong!

Octane number 2 2 4-trimethyl pentane is?
 

100
90
80
70

Correct!

Wrong!

According to vital force theory?

Oorganic compounds can be synthesized from inorganic compounds
organic compounds cannot be synthesized from inorganic compounds
organic compounds can be synthesized by animals
organic compounds can be synthesized by plants

Correct!

Wrong!

Pentane and 2-methyl butance have the same?
 

Boiling point
Melting point
Percentage composition
Structural formula

Correct!

Wrong!

Main source of organic compounds is?

Animal
Fossil
Coal
Plants

Correct!

Wrong!

Geometric isomerism is usually found in?
 

Alkanes
Alkenes
Alkynes
Esters

Correct!

Wrong!

Hydro carbons which burn with smoky flame are called?
 

Aliphatic
Alicyclic
Aromatic
Aldehyde

Correct!

Wrong!

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Chemistry Test 4 Organic Chemistry Quiz Online

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