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WorksheetsAlcohols Aldehydes and Ketones
Total questions: 25
Worksheet time: 13mins
When reacted with a strong oxidising agent, aldehydes turn into
carboxylic acids
ketones
primary alcohols
secondary alcohols
Which of the following alcohols can be oxidized to a ketone?
Name this molecule:
Propanone
Propanal
Butanone
Butanal
2-butanol heated with acidified KMnO4 solution produced
butanone
butanoic acid
butene
butane
Identify the functional group present in this compound.
aldehyde
ketone
carboxylic acid
ester
Identify the functional group present in this compound.
aldehyde
ketone
alcohol
ester
Chemicals that contain a ketone functional group will end with....
-al
-ol
-one
-oic acid
___________ commonly known as formaldehyde, was used as a biological preservative.
Acetone
Propanone
Ethanol
Methanal
The strongest type of intermolecular force in alcohols is
Van der Waals'
Covalent Bonding
Hydrogen Bonding
Organic
If ethanol is oxidised under reflux, the product will be
Ethanoic Acid
No Reaction
Ethanone
Ethanal
What type of organic product is formed from the oxidation of a secondary alcohol?
Carboxylic acid
Aldehyde
Ketone
Alkene
Tollens' reagent shows the following colour change in a ketone
Colourless to silver mirror
Blue to brick red
Stays colourless
Stays blue
Which type of alcohol oxidises fastest?
Primary
Secondary
Tertiary
Diol
Tollens' reagent shows the following colour change in an aldehyde
Colourless to silver mirror
Stays colourless
Blue to brick red
Stays blue
Acidified potassium dichromate (VI) has the following colour change during oxidation
Green to orange
Blue to red
Orange to green
Colourless to silver
Primary alcohols are oxidised to
Ketones
Carboxylic acids then aldehydes
Aldehydes then carboxylic acids
No reaction
What charge do the orange potassium dichromate ions have?
+3
-6
+6
-3
What charge do the green chromium ions, formed during the reduction of potassium dichromate(VI) ions, have?
+3
-6
+6
-3
Identifying the functional group name the homologous series to which the molecule belongs.
Aldehyde
Alcohol
Ketone
Carboxylic Acid
Identifying the functional group name the homologous series to which the molecule belongs.
Alkanes
Alcohols
Aldehydes
Ketones
Identifying the functional group name the homologous series to which the molecule belongs.
Alcohol
Ketone
Aldehyde
Carboxylic Acid
Identifying the functional group name the homologous series to which the molecule belongs.
Carboxylic Acid
Aldehyde
Alcohol
Ketone
