1 |
Acetic acid is manufactured by. |
Distillation
Fermentation
Ozonolysis
Esterification
|
2 |
Number of peptide bonds in tripeptide is |
1
2
3
4
|
3 |
Which chemicals used for detection of amino acids. |
NaOH + I2
Phenyl hydrazine
Ninhydrin
Benedict's solution
|
4 |
Which one is basic amino acid |
Lysine
Alanine
Glycine
Aspartic acid
|
5 |
Which one is cyclic amino acid |
Glycine
Alanine
Proline
Aspartic acid
|
6 |
What is effect of solubility of carboxylic acid in water by increasing their molecular masses. |
Decreases
Increase
Remain constant
Non effected
|
7 |
Which of the following is not a fatty acid |
Propanoic acid
Acetic acid
Phthalic acid
Butanoic acid
|
8 |
Which reagent is used to reduce a carboxylic group to an alcohol |
N<sub>2</sub>/ Ni
H<sub>2</sub>/Pt
NaBH<sub>4</sub>
LiAIH<sub>4</sub>
|
9 |
Which of the following derivative cannot be prepared directly from acetic acid |
Acetamide
Acetyl choride
Acetic anhydride
Ethyl acetate
|
10 |
Which acid is used in the manufacture of synthetic fibre |
Formic acid
Oxalic acid
Carbonic acid
Acetic acid
|
11 |
A caboxylic acid contains |
a hydroxyl group
a caboxyl group
a hydroxyl and carboxyl group
a carboxyl and an aldehyde group
|
12 |
Acetic acid is manufactured by |
distillation
fermentation
ozonalysis
esterification
|
13 |
Which one is neutral amino acid |
Lysine
Histidine
Glutamic acid
Valine
|
14 |
Which of the following is not an amino acid |
Aspartic acid
Lysin
Alanine
Aniline
|
15 |
The nature of lysine amino acid is |
Acidic
Basic
Amphoteric
Natural
|
16 |
Acetic acid manufactured by |
Distillation
Fermentation
Ozonolysis
Esterification
|
17 |
Banana flavour is given by the ester |
Octyl acetate
Amyl butyrate
Amyl acetate
Ethyl butyrate
|