Certain useful waxes are composed mainly of
amino acids
glycerols
alkanols
alkanoates
Correct answer is D
Waxes are esters of higher fatty acids with long chain of monohydric alcohols. It is a simple lipid that is an ester of a long-chain alcohol and a fatty acid. The alcohol may contain around 12-32 carbon atoms. Waxes are found in nature as coatings on leaves and stems. The wax prevents the plant from losing excessive amounts of water.
Which of the following alkanes has the highest boiling point?
Pentane
Ethane
Propane
Methane
Correct answer is A
No explanation has been provided for this answer.
The conversion of open chain alkanes into cycloalkanes and aromatic compounds is called
cracking
reforming
isomerization
polymerization
Correct answer is B
No explanation has been provided for this answer.
How many structural isomers of chlorobutane are possible?
4
3
2
1
Correct answer is A
No explanation has been provided for this answer.
The hydrocarbon used in the production of styrene is
ethyne
propyne
ethane
ethene
Correct answer is D
No explanation has been provided for this answer.