MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Identify the cationic detergent from the following. |
| A. | Cetyltrimethylammonium bromide |
| B. | Sodium dodecyl sulphate |
| C. | Pentaerythritol monostearate |
| D. | Sodium lauryl sulphate |
| Answer» B. Sodium dodecyl sulphate | |
| 2. |
Dishwashing liquids are examples of ______ |
| A. | soaps |
| B. | anionic detergents |
| C. | cationic detergents |
| D. | non-ionic detergents |
| Answer» E. | |
| 3. |
What is the use of trisodium phosphate in soap powders? |
| A. | To make the soap act rapidly |
| B. | To make it lather |
| C. | To prevent rapid drying |
| D. | For good odour |
| Answer» B. To make it lather | |
| 4. |
When a soap is dissolved in ethanol followed by the evaporation of excess solvent, what type of soap is formed? |
| A. | Transparent soap |
| B. | Floating soap |
| C. | Shaving soap |
| D. | Laundry soap |
| Answer» B. Floating soap | |
| 5. |
Which of the following causes soap to lather? |
| A. | Sodium carbonate |
| B. | Sodium rosinate |
| C. | Sodium silicate |
| D. | Borax |
| Answer» C. Sodium silicate | |