IIT JEE : Nuclear Chemistry QUESTIONS AND ANSWERS :: part1 : 1 to 5
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
1.Radio-activity was discovered by |
| J.J. Thomson |
| Madame Curie |
| Henry Becquerel |
| Rutherford |
2.When a radioactive substance is subjected to a vacuum, the rate of disintegration per second |
| increases only if the products are gaseous |
| increase considerably |
| decreases |
| is not affected |
3.Gamma rays are |
| Low energy waves |
| High energy protons |
| High energy electron |
| High energy electromagnetic waves |
4.Who observed that when the nucleus of uranium atom was bombarded with fast moving neutrons, it becomes so very unstable that it is immediately broken into two nuclei of nearly equal mass besides other fragments? |
| Chadwick |
| Einstein |
| Rutherford |
| J.J. Thomson |
5.Out of the following the one which has no charge is |
| Gamma rays |
| Beta rays |
| Alpha rays |
| Cathode rays |
More Nuclear Chemistry QUESTIONS AND ANSWERS available in next pages
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