McqMate
| Q. |
Natural radioactivity was discovered by - |
| A. | Marie Curie |
| B. | Ernest Rutherfor |
| C. | Henri Becquerel |
| D. | Enrico Fermi |
| Answer» C. Henri Becquerel | |
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Explanation: The Discovery of Radioactivity. In 1896 Henri Becquerel was using naturally fluorescent minerals to study the properties of x- rays, which had been discovered in 1895 by Wilhelm Roentgen. |
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