Q. No.The incorrect statement among the following regarding aspirin is -
1. Aspirin belongs to narcotic analgesics.
2. It is effective in relieving pain.
3. It has anti-blood-clotting action.
4. It is a neurologically active drug.
The detergents that can be prepared by the use of polyethyleneglycol is-
1. Cationic detergents
2. Anionic detergents
3. Non-ionic detergents
4. Soaps
A compound
that does not enhance the nutritional value of food is -
1. Minerals
2. Artificial sweeteners
3. Vitamins
4. Amino acids
A molecule that cannot be used as a food preservative is -
1. Table salt
2. Sodium hydrogen carbonate
3. Rock salt
4. Benzoic acid
The correct statement among the following regarding barbiturates is:
| 1. | They are antifertility drugs. |
| 2. | They are tranquilizers. |
| 3. | They are non-narcotic analgesics. |
| 4. | They reduce pain without disturbing the nervous system. |
An anionic detergent among the following is/are:
| 1. | Sodium salts of sulphonated long-chain alcohols. |
| 2. | Ester of stearic acid and polyethylene glycol. |
| 3. | Quaternary ammonium salt of the amine with acetate ion. |
| 4. | Sodium salts of sulphonated long-chain hydrocarbons. |
1. a and b
2. a and c
3. a and d
4. b and d
The correct statement among the following is:
| a. | Cationic detergents have germicidal properties. |
| b. | Bacteria can degrade the detergents containing highly branched chains. |
| c. | Some synthetic detergents can give foam even in ice-cold water. |
| d. | Synthetic detergents are not soaps. |
1. a, c and d
2. a, b and c
3. b and c
4. c and d
Match the soaps given in Column I with items given in column II.
| Column I | Column II |
| A. Soap chips | 1. Dried miniature soap bubbles |
| B. Soap granules | 2. Small broken pieces of soap formed from melted soaps |
| C. Soap powder | 3. Soap powder + abrasives + builders ( Na2CO3, Na3PO4) |
| D. Scouring soap | 4. Soap powder + builders like Na2CO3, and Na3PO4 |
Choose the correct option:
| A | B | C | D | |
| 1. | 2 | 1 | 4 | 3 |
| 2. | 1 | 2 | 3 | 4 |
| 3. | 2 | 3 | 1 | 4 |
| 4. | 1 | 3 | 4 | 2 |
Match the structures given in Column I with the type of detergents given in Column II.
| Column I | Column II |
| A. CH3(CH2)16COO(CH2CH2O)n CH2CH2OH |
1. Cationic detergent |
| B. C17H35COO−Na+ | 2. Anionic detergent |
| C. CH3 − (CH2)10 CH2 SO3−Na+ | 3. Non-ionic detergent |
| D. |
4. Soap |
Choose the correct one:
| A | B | C | D | |
| 1. | 3 | 2 | 4 | 1 |
| 2. | 4 | 3 | 2 | 1 |
| 3. | 3 | 4 | 2 | 1 |
| 4. | 1 | 2 | 3 | 4 |
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