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Chemistry Past Questions


Question 551:


Methylethanoate reacts with ammonia to yield?

A. Mettylamine and ethanol
B. Ethylamine and methanol
C. Methanamide and ethanol
D. Ethanamide and methanol


Question 552:


Alkanoates are formed by the reaction of alkanoic acid with?

A. Alkyl halides
B. Alkanols
C. Ethers
D. Sodium


Question 553:


The four classes of hydrocarbons are?

A. Ethane, ethene, ethyne and benzene
B. Alkanes, alkenes, alkynes and aromatics
C. Alkanes, alkenes, alkynes and benzene
D. Methane, ethane , propane and butane


Question 554:


Which of the following compounds has the highest boiling point?

A. CH3CH2CH2CH2HO
B. CH3CH2CH2CHO
C. CH3CH2CH2CH3
D. CH3CH2OCH2CH3


Question 555:


Detergents have the general formula?

A. R(CH2)nOH
B. RSO3-Na+
C. RSO-2Na+
D. RSO2H






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