MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which metal is used for making water and steam pipes? |
| A. | Zinc |
| B. | Aluminium |
| C. | Copper |
| D. | Iron |
| Answer» D. Iron | |
| 2. |
Cast iron is the most important form of iron. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
What is the name of the alloy of copper called which contains a composition of 30-35% of zinc? |
| A. | Bronze |
| B. | Duralumin |
| C. | Magnalium |
| D. | Brass |
| Answer» E. | |
| 4. |
In invar, what is the composition of iron and nickel? |
| A. | Fe-64%, Ni-36% |
| B. | Ni-68%, Fe-32% |
| C. | Fe-36%, Ni-64% |
| D. | Fe-62%, Ne-38% |
| Answer» B. Ni-68%, Fe-32% | |
| 5. |
Which of the following is present in aluminium bronze alloy? |
| A. | Bronze |
| B. | Copper |
| C. | Brass |
| D. | Iron |
| Answer» C. Brass | |
| 6. |
What type of extraction is the carbon monoxide reduction process used for? |
| A. | Cu |
| B. | Ag |
| C. | Fe |
| D. | Sn |
| Answer» D. Sn | |
| 7. |
In thermite process, what is the reducing agent used? |
| A. | C |
| B. | Zn |
| C. | Na |
| D. | Al |
| Answer» E. | |
| 8. |
Which of the following metals is a good conductor of electricity and conducts electricity twice as much as the other elements? |
| A. | Fe |
| B. | Cu |
| C. | Hg |
| D. | Al |
| Answer» E. | |
| 9. |
Zinc dust is used as a reducing agent in the manufacture of paints. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
Which metal is used for galvanising iron? |
| A. | Brass |
| B. | Zinc |
| C. | Copper |
| D. | Aluminium |
| Answer» C. Copper | |