WorksheetsQuizizz 10: Carboxylic Acid
Total questions: 17
Worksheet time: 1hrs 25mins
The products of the reaction of a carboxylic acid and an alcohol would be
Ketone and water
Amide and water
Acid chloride and water
Ester and water
Which of these statements is FALSE regarding the following reaction?
The reactant can be synthesized in a reaction between an alcohol and an acid chloride.
The carbon-oxygen bond in the product is longer than the carbon-oxygen bond of the carbonyl in the reactant.
The reactant has a lower pKa than the product.
The product can react with SOCl2 to form 1-chloropropane
Boiling points of carboxylic acids is higher than those of corresponding alcohols is due to
Strong London dispersion forces
Strong dipole dipole interaction
Strong hydrogen bonded dimer
Strong covalent bond
Which of the following acids is the most soluble in water?
acetic acid
benzoic acid
stearic acid
Caprylic acid
Which is the correct IUPAC name of the following compound?
A. 2-hydroxybutanoic acid
B. 3-hydroxybutanoic acid
C. 2-hydroxypropanoic acid
D. 1-carboxypropan-2-ol
Give the name for the below structure based on IUPAC nomenclature.
A 2-methyl-4-butanoic acid
B 2-methyl-4-pentanoic acid
C 3-methylbutanoic acid
D 3-methylpentanoic acid
Which carboxylic acid is most acidic?
CH3CH2CH2COOH
CH3CH2CH(Cl)COOH
CH3CH(Cl)CH2COOH
ClCH2CH2CH2COOH
Reaction of a carboxylic acid and a primary amine will produce:
a substituted ammonium salt if heat is added
a secondary amine
a tertiary amine
an amide if heat is added
Reaction of a carboxylic acid and a primary amine will produce:
a substituted ammonium salt if heat is added
a secondary amine
a tertiary amine
an amide if heat is added
When benzyl alcohol is oxidised with KMnO4, the product obtained is which of the following compound?
Benzaldehyde
Benzoic acid
CO2 and H2O
Benzophenone
In the below sequence of reactions, A and B are which of the following?
(CH3)2C(OH)CN, (CH3)2C(OH)COOH
(CH3)2C(OH)CN, (CH3)2C(OH)2
(CH3)2C(OH)CN, (CH3)2CHCOOH
(CH3)2C(OH)CN, (CH3)2C=O
Which interaction has the greatest effect on the physical properties of carboxylic acids?
A. Covalent bond
B. Hydrogen bond
C. VanderWaals force
D. Dipole-dipole force
The general formula for an ester is:-
A. ROR
B. RCOR
C. RCOOH
D. RCOOR
A carboxylic acid can be directly synthesized by a reaction between a Grignard reagent and
A. Pyridine
B. A ketone
C. Formaldehyde
D. Carbon dioxide
What is R?
CH3CH2COH + R --> CH3CH2COOH
A. NaBH4
B. LiAlH4
C. Na2Cr2O7 / H+
D. Grignard reagent
CH3CH=CHCH2CH2OH --> CH3CH=CHCH2COOH
The most suitable reagent for this reaction is
A. NaBH4
B. LiAlH4
C. H2,Pt
D. PCC
The boiling point for ethanoic acid is higher than propanol even when both these molecules have the same molecular mass. This is because
A. Ethanoic acids can form dimmers through hydrogen bonding.
B. The hydrophobic group is propanol is longer than that of ethanoic acid.
C. Propanol molecules cannot form hydrogen-bonds.
D. The van der Waals forces between ethanoic acids are stronger.
