NEW
Font size
WorksheetsCarboxylic Acid & Its Derivatives
Total questions: 20
Worksheet time: 10mins
The most suitable reagent for this reaction is
NaBH4
KMnO4
H2, Pt
PCC
X: CH2ClCHClCOOH
Y: CH3CCl2COOH
Z: CH3CF2COOH
Select the correct order of acidity for the carboxylic acids above.
X< Y< Z
Z< Y< x
Y< Z< X
Y< X< Z
Which sequence of reaction will convert 1-bromopropane to n-butanoic acid.
i) NaCN
ii) H+ ,H2O
i) Mg, ether
ii) CH2O
i) CH3MgBr
ii) H+, H2O
i) NaOH
ii) KMnO4, Δ
Which of the following compounds known as m-nitrobenzoic acid?
Boiling points of carboxylic acid is higher than those of corresponding alcohols due to
Strong London dispersion forces
Strong dipole-dipole interaction
Strong hydrogen bonded dimer
Strong covalent bond
What is the main reason carboxylic acid has the highest boiling point as compared to other compounds with comparable mass?
It has carboxyl functional group.
It is a strong acid.
It exists in a form of dimer.
It can form hydrogen bond
How do you produce a carboxylic acid?
Reducing a secondary alcohol or ketone
Reducing a primary alcohol or aldehyde
Oxidizing a primary alcohol or an aldehyde
Oxidizing a secondary alcohol or a ketone
What factor can decrease the solubility of carboxylic acid in water?
The increase in length of the hydrocarbon chain.
The decrease in length of the hydrocarbon chain.
The increase in number of carboxyl group.
The number of hydrogen bond.
Carboxylic acids can be made from Grignard by treating the Grignard reagents with:
CO
Diborane
CO2
Pyridine
Name this diagram:
Ethanol
Ethanoic acid
Ethanal
2-propanone
The products of the reaction of a carboxylic acid and an alcohol would be
Ketone and water
Acid chloride and water
Amide and water
Ester and water
Which of these is the correct IUPAC name for the following compound?
2-hydroxybutanoic acid
3-hydroxybutanoic acid
2-hydroxypropanoic acid
1-carboxypropan-2-ol
Which compound has the highest boiling point?
Butane
Dimethyl ether
Propan-1-ol
Acetic acid
1-hexanol reacts with PCC, CH2Cl2 produced
hexene
hexanoic acid
hexanal
hexane
Which of the following carboxylic acids is expected to have the highest boiling point?
CH3CH2COOH
CH3CH(OH)COOH
CH2(COOH)2
CH3CH(Cl)COOH
Which alkyl benzene cannot be oxidised by KMnO4 to produce carboxylic acid?
Toluene
2-iodotoluene
Benzene
Ethylbenzene
Which reagent is commonly used to convert carboxylic acid into acid chloride?
HCl
Cl2
SOCl2
CH3Cl
2-butanol heated with acidified KMnO4 solution produces
butanone
butanoic acid
butene
butane
Choose the correct statement.
Ethanoic acid is completely soluble in water because it can dimerize in the presence of water.
Ethanoic acid is completely soluble in water because it has 2 carbon atoms.
Ethanoic acid is completely soluble in water because it can form hydrogen bond and van der Waals forces with water molecules.
Ethanoic acid is completely soluble in water because it has small hydrophobic group.
Reaction of a carboxylic acid and sodium hydroxide will produce:
a substituted ammonium salt
a substituted carbonate salt
a substituted water
a substituted carboxylates
