IIT JEE : Transition Metals Including Lanthanides QUESTIONS AND ANSWERS :: part1 : 21 to 25
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
21.Which of the following metals is used in incandescent lamps? |
| Chromium |
| Tungsten |
| Zirconium |
| Molybdenum. |
22.Which transition metal has lowest density ? |
| Sc |
| Ti |
| Zn |
| La. |
23.Which is the first man-made element? |
| Sc |
| Os |
| Tc |
| Zr. |
24.A metal is left exposed to the atmosphere for some time. It becomes coated with green basic carbonate. The metal must be |
| Nickel |
| Chromium |
| Copper |
| Zinc. |
25.Which of the following is a condition for complex salt formation? |
| Small size |
| Higher nuclear charge |
| Availability of vacant d-orbitals |
| All of the above. |
More Transition Metals Including Lanthanides QUESTIONS AND ANSWERS available in next pages
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