IIT JEE : Nuclear Chemistry QUESTIONS AND ANSWERS :: part1 : 11 to 15
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
11.The half-life of a radioactive element is 50 days. How long will it take far its activity reduce to 1/4 of it original value? |
| 100 days |
| 75 days |
| 50 days |
| 25 days |
12.The age of most ancient geological formation is estimated by |
| Uranium lead method |
| Radium-silicon method |
| Carbon 14 dating method |
| Potassium-Argon method |
13.What is the fuel of atomic pile? |
| Uranium |
| Petroleum |
| Sodium |
| Thorium |
14.If half life period of radium is 1580 years, its average life period will be |
| 1275 years |
| 2175 years |
| 2275 years |
| 2400 years |
15.Who gave the theory of radioactive disintegration? |
| Thomson and Einstein |
| Hahn and Strassmann |
| Soddy and Fajan |
| Rutherford and Soddy |
More Nuclear Chemistry QUESTIONS AND ANSWERS available in next pages
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