Preparation and Properties of Alcohols
Chemistry ⇒ Carbon and Organic Chemistry
Preparation and Properties of Alcohols starts at 11 and continues till grade 12.
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Describe the Lucas test and its use in distinguishing between primary, secondary, and tertiary alcohols.
Describe the mechanism of hydration of ethene to form ethanol.
Explain why lower alcohols are miscible with water in all proportions.
Explain why methanol is toxic to humans.
Explain why tertiary alcohols do not undergo oxidation easily.
Name the alcohol that is used as an antifreeze in automobile radiators.
Name the product formed when 1-butanol is oxidized with acidified potassium dichromate.
A student adds concentrated H2SO4 to an alcohol and heats the mixture. The gas evolved is passed through bromine water, which gets decolorized. Identify the gas and explain the observations.
Which of the following alcohols is tertiary? (1) 1-Propanol (2) 2-Propanol (3) 2-Methyl-2-propanol (4) Ethanol
Which of the following alcohols will give a positive iodoform test? (1) Methanol (2) Ethanol (3) 1-Propanol (4) 2-Propanol
Which of the following is a secondary alcohol? (1) 1-Butanol (2) 2-Butanol (3) 2-Methyl-2-propanol (4) Methanol
Which of the following is NOT a method for the preparation of alcohols? (1) Hydration of alkenes (2) Reduction of aldehydes (3) Oxidation of alkanes (4) Hydrolysis of alkyl halides
Alcohols can be classified as primary, secondary, or tertiary based on the number of ________ attached to the carbon bearing the -OH group.
Alcohols can be prepared by the hydrolysis of ________.
Alcohols react with carboxylic acids in the presence of concentrated H2SO4 to form ________.
The dehydration of alcohols produces ________.
True or False: Alcohols are generally more soluble in water than corresponding alkanes.
True or False: Alcohols can act as both nucleophiles and electrophiles in chemical reactions.
True or False: All alcohols are colorless liquids at room temperature.
True or False: Ethanol can be prepared by the fermentation of sugars.
