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.Management Sciences
Category: Organic Chemistry
Only sigma bonds are present in__________________?
0
A. propene
B. butanoic acid
C. butanal
D. ethoxy ethane
Geometric isomerism is usually found in___________________?
A. Alkanes
B. Alkenes
C. Alkynes
D. Esters
The first organic compound was synthesized in laboratory by_________________?
A. Wohler
B. Kolbe
C. Berzilius
D. Berthelot
Crude oil is blackish coloured liquid produced after the decay of organic matter present between_________________?
A. earth layer
B. mountains
C. sedimentary rocks
D. rocks
Organic compounds that are essentially nonpolar and exhibit weak intermolecular forces have________________?
A. Low melting points
B. Low vapour pressure
C. High boiling points
D. High electrical conductivity
Methane is used in power generation in chemical industries being a__________________?
A. natural gas
B. good caloric value
C. cheaper
D. All
The metallic sound produced by engine due to the pre-ignition of fuel is called _______________?
A. knocking
B. reforming
C. cracking
D. a and c
Octane number can be improved by________________?
A. Isomerization
B. Adding (C2H5)4 Pb
C. Adding (CH3)4 Pb
D. All
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