MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your GENERAL SCIENCE knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Acetic acid is known as ________. |
| A. | Caustic soda |
| B. | Vinegar |
| C. | Baking soda |
| D. | Spirit |
| Answer» C. Baking soda | |
| 2. |
Which among the following noble gas has highest molar mass? |
| A. | Kr |
| B. | ne |
| C. | Ar |
| D. | Xe |
| Answer» E. | |
| 3. |
What is used of Capacitor in an electrical circuit? |
| A. | Step down voltage |
| B. | Step up voltage |
| C. | Store electric charge |
| D. | Produce electric charge |
| Answer» D. Produce electric charge | |
| 4. |
Washing soda is the common name for |
| A. | Calcium carbonate |
| B. | Sodium carbonate |
| C. | Calcium bicarbonate |
| D. | Sodium bicarbonate |
| Answer» C. Calcium bicarbonate | |
| 5. |
Permanent hardness of water may be removed by the addition of |
| A. | sodium carbonate |
| B. | alum |
| C. | potassium permanganate |
| D. | lime |
| Answer» B. alum | |
| 6. |
How many categories of elements are divided on the basis of properties? |
| A. | 4 |
| B. | 6 |
| C. | 3 |
| D. | 2 |
| Answer» D. 2 | |
| 7. |
What is the acid found in bees? |
| A. | Formic acid |
| B. | Acetic acid |
| C. | Carbolic acid |
| D. | Oxalic acid |
| Answer» B. Acetic acid | |