MCQOPTIONS
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MCQOPTIONS
This section includes 32 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry Mcqs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
When COOH is attached directly to the benzene ring the acid is called |
| A. | Aliphatic |
| B. | Alicyclic |
| C. | Carboxylic |
| D. | Aromatic |
| Answer» E. | |
| 2. |
The common name of propane 1 3-dioic is |
| A. | Oxalic acid |
| B. | Aromatic acid |
| C. | Malonic acid |
| D. | Fumaric acid |
| Answer» D. Fumaric acid | |
| 3. |
The common thing in phthalic acid and oxalic acid is that both are |
| A. | Aromatic |
| B. | Dicarboxylic |
| C. | Hydrocarbons |
| D. | Strong acids |
| Answer» C. Hydrocarbons | |
| 4. |
The irritation caused by red ants bite is due to |
| A. | Lactic acid |
| B. | Formic acid |
| C. | Uric acid |
| D. | Acetic acid |
| Answer» C. Uric acid | |
| 5. |
The acid which is used as ink remover is |
| A. | Oxalic acid |
| B. | Succinic acid |
| C. | Adipic acid |
| D. | Acetic acid |
| Answer» B. Succinic acid | |
| 6. |
Which acid is the manufacture of synthetic rubber? |
| A. | Acetic acid |
| B. | Formic acid |
| C. | Carbonic acid |
| D. | Benzoic acid |
| Answer» B. Formic acid | |
| 7. |
Glycine is the name of an amino acid because |
| A. | Sweet taste |
| B. | Bitter taste |
| C. | Shining appearance |
| D. | Green colour |
| Answer» B. Bitter taste | |
| 8. |
The complete reduction carboxylic acid results in the formation of |
| A. | Alkyne |
| B. | Alkene |
| C. | Alkane |
| D. | Alcohol |
| Answer» D. Alcohol | |
| 9. |
The organic acid that can be made from ethanol is |
| A. | Acetic acid |
| B. | Formic acid |
| C. | Butanoic acid |
| D. | Citric acid |
| Answer» B. Formic acid | |
| 10. |
Picric acid is |
| A. | Monocarboxylc acid |
| B. | Dicarboxylic acid |
| C. | Aromatic carboxylic acid |
| D. | None of these |
| Answer» E. | |
| 11. |
The formula of palmitic acid |
| A. | C15H31COOH |
| B. | C13H27COOH |
| C. | C17H33COOH |
| D. | C17H35COOH |
| Answer» B. C13H27COOH | |
| 12. |
Essential amino acids are |
| A. | 5 |
| B. | 10 |
| C. | 15 |
| D. | 20 |
| Answer» C. 15 | |
| 13. |
The aliphatic monocarboxylic acids are obtained by the hydrolysis of |
| A. | Proteins and oild |
| B. | Fats and proteins |
| C. | Fats and oils |
| D. | All above |
| Answer» D. All above | |
| 14. |
Which of the following is not a fatty acid? |
| A. | Propanoic acid |
| B. | Acetic acid |
| C. | Phthalic acid |
| D. | Butanoic acid |
| Answer» D. Butanoic acid | |
| 15. |
An acid with unpleasant smell |
| A. | Formic acid |
| B. | Acetic acid |
| C. | Propionic acid |
| D. | Butyric acid |
| Answer» E. | |
| 16. |
The basic hydrolysis of ethyl acetate produces |
| A. | Ethanol |
| B. | Acetic acid |
| C. | Ethanol and acetic acid |
| D. | Ethanol and sodium acetate |
| Answer» E. | |
| 17. |
Carboxylic acid on reduction with HI / phosphorous yields |
| A. | Alkane |
| B. | Alcohols |
| C. | Aldehydes |
| D. | Ketones |
| Answer» B. Alcohols | |
| 18. |
Which of the following is not an ester |
| A. | Amyl acetate |
| B. | Sodium butyrate |
| C. | Isobutyle formate |
| D. | Octyl acetate |
| Answer» C. Isobutyle formate | |
| 19. |
The reaction of carboxylic acids with alcohols in presence of cone. H2SO4 is called |
| A. | Esterification |
| B. | Neutralization |
| C. | Hydrolysis |
| D. | Saponification |
| Answer» B. Neutralization | |
| 20. |
Which of the following is not an amino acids |
| A. | Glumatic acid |
| B. | Lactic acid |
| C. | Aspartic acids |
| D. | Glycine |
| Answer» C. Aspartic acids | |
| 21. |
Which of the following has orange flavour |
| A. | Isobutyl formate |
| B. | Octyl acetate |
| C. | Ethyl butyrate |
| D. | Amyl lactate |
| Answer» C. Ethyl butyrate | |
| 22. |
Acidic amino acids have |
| A. | 2 amino groups and 1 carboxylic group |
| B. | 1 amino and 1 carboxylic groups |
| C. | 2 carboxylic groups and 1 amino group |
| D. | 2 amino and 2 carboxylic groups |
| Answer» D. 2 amino and 2 carboxylic groups | |
| 23. |
In the formation of Zwitter ions proton goes from |
| A. | Carboxyl to amino group |
| B. | Amino to carboxyl group |
| C. | Amino group only |
| D. | Carboxyl group only |
| Answer» B. Amino to carboxyl group | |
| 24. |
The term internal salt refers to |
| A. | Acidic character of amino acids |
| B. | Basic character of amino acids |
| C. | Dipolar character of amino acids |
| D. | Non-polar structure of amino acids |
| Answer» D. Non-polar structure of amino acids | |
| 25. |
The organic acid that does not has COOH group is |
| A. | Phthalic acid |
| B. | Carbolic acid |
| C. | Maleic acid |
| D. | Succinic acid |
| Answer» C. Maleic acid | |
| 26. |
Which one of the following acids is present in lemon juice? |
| A. | Citric acid |
| B. | Benzoic acid |
| C. | Tartaric acid |
| D. | Oxalic acid |
| Answer» B. Benzoic acid | |
| 27. |
The test which is used for the identification of amino-acids is |
| A. | Ninhydrin test |
| B. | Molisch test |
| C. | Biuretic test |
| D. | Benedict test |
| Answer» B. Molisch test | |
| 28. |
Which one of following amino acid is neither acidic nor a basic in nature? |
| A. | Lysine |
| B. | Histidine |
| C. | Proline |
| D. | Glutamic acid |
| Answer» D. Glutamic acid | |
| 29. |
Carboxylic acid reacts with ammonia to form ammonium salts which on heating produces |
| A. | CO2 |
| B. | Alkane |
| C. | Ester |
| D. | Acidamide |
| Answer» E. | |
| 30. |
Amino acids present in cheese |
| A. | Lysine |
| B. | Alanine |
| C. | Tyrosine |
| D. | Proline |
| Answer» D. Proline | |
| 31. |
? amino succinic acid is also called |
| A. | Lysine |
| B. | Aspartic acid |
| C. | Alanine |
| D. | Glutamic acid |
| Answer» C. Alanine | |
| 32. |
Which of the following is an unsaturated carboxylic acid |
| A. | Malonic acid |
| B. | Oxalic acid |
| C. | Succinic acid |
| D. | Maleic acid |
| Answer» E. | |