Octane number 2 2 4-trimethyl pentane is__________________?
Octane number 2 2 4-trimethyl pentane is__________________?
A. 100
B. 90
C. 80
D. 70
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A single atom or group of atoms which gives characteristic properties to a compound is called_________________?
A single atom or group of atoms which gives characteristic properties to a compound is called_________________?A. radical
B. hydrocarbon
C. functional group
D. ionOrganic compounds that are essentially nonpolar and exhibit weak intermolecular forces have________________?
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 conductivityFirst organic compound synthesized in laboratory was _________________?
First organic compound synthesized in laboratory was _________________?A. tartaric acid
B. ethyl alcohol
C. methanol
D. ureaThe organic compounds having very high molecular weight are called _________________?
The organic compounds having very high molecular weight are called _________________?A. carboxylic acids
B. ketones
C. aldehydes
D. polymersOctane number can be improved by________________?
Octane number can be improved by________________?A. Isomerization
B. Adding (C2H5)4 Pb
C. Adding (CH3)4 Pb
D. AllOrganic compounds are soluble in ____________________?
Organic compounds are soluble in ____________________?A. polar solvent
B. non-polar solvent
C. alkalies
D. water