IIT JEE : Atomic Structure QUESTIONS AND ANSWERS :: part3 : 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.The maximum number of electrons that can be accommodated in fifth energy level is |
| 10 |
| 25 |
| 50 |
| 32 |
22.In chromium atom, in ground state, the number of occupied orbitals is |
| 14 |
| 15 |
| 7 |
| 12 |
23.The first use of quantum theory to explain the structure of atom was made by |
| Heisenberg |
| Bohr |
| Planck |
| de Broglie. |
24.Which of the following metals is most likely to exhibit photoelectric effect? |
| Gold |
| Platinum |
| Chromium |
| Caesium. |
25.The wavelength of a spectral line for electron transition in an atom is inversely proportional to |
| Velocity of electron |
| Number of electrons undergoing transition |
| The difference of energy between energy levels involved in the transition |
| None of the above is correct. |
More Atomic Structure QUESTIONS AND ANSWERS available in next pages
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