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Carboxylic Acids - 3
1.
Ethyl alcohol is prepared commercially from ________________ by a process called fomentation.
a) Molasses
b) Peptide bonds
c) Essential amino acid
d) Vinegar
2.
Almost all the naturally occurring amino acids are _______________.
a) α-amino acids
b) Formic acid
c) Essential amino acid
d) Isobutyric acid
3.
The amino acids which the body is unable to synthesize are called ______________.
a) Formic acid
b) Peptide bonds
c) α-amino acids
d) Essential amino acid
4.
Large number of amino acids are joined by ________________ to form protein.
a) LiAlH
4
b) Peptide bonds
c) Vinegar
d) Formic acid
5.
Which one of the following can be used to convert ∞-amino acid to ∞-hydroxy carboxylic acid
a) NaNO
2
and HNO
3
b) NaNO
3
and HNO
3
c) NaNO
2
and HCl
d) HCl and NaNO
3
6.
Which of the following metal cannot evolve hydrogen from acctic acid.
a) Sodium
b) Potassium
c) Zinc
d) Magnesium
7.
Esterification belongs the reactions of carboxylic acids in which
a) H atom and-OH group is involved.
b) -COOH group is involved as whole
c) hydrogen atom of carboxyl group is involved
d) -OH group is replaced by another group
8.
Which one of the following reagents can be used for the oxidative cleavage of alkenes to produce carboxyric acids.
a) All above
b) Alkaline KmnO
4
c) Alkaline KmnO
4
and heat
d) acidified KmnO
4
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