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he noticed the first effects of radioactivity while he observed that with exposure to the sunlight the mineral gave off a penetrating energy that could expose film.

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What was discovered by Henri becquerel?

Henri Becquerel discovered radioactivity


Who is Henry Becquerel?

discovered radioactivity


Who discovered radiactivity?

Radioactivity was first discovered in 1896 by the French scientist Henri Becquerel.


Marie curie discovered radioactivity?

NO. Henri Becquerel was the discoverer of radioactivity.


What did Henri becquerel discover?

Henri Becquerel discovered in 1896 the natural radioactivity.


Who is Becqueral?

Becquerel discovered x-rays and radioactivity in 1896.


Who discovered radioactivity?

henri bacquerel discovered radioactivity in 1896.Artificial radioactivity was first discovered by Joliot Curie and her husband in 1934 while studying the effect of alpha particle bombardment on like elements like Aluminium


When did she discover radioactivity?

Marie Curie discovered RADIUM. Sir Henry Becquerel found radioactivity in 1896.


Did Henri becquerel discover radium and polonium?

Henri Becquerel discovered the radioactivity of uranium in 1896. Polonium and radium were discovered in 1898 by Marie and Pierre Curie.


Who invented natural radioactivity?

Henri Becquerel discovered natural radioactivity in 1896, when he observed that uranium salts emitted rays that could fog photographic plates. This led to further research on radioactivity by Becquerel, Marie Curie, and Pierre Curie.


When was the discovery of radioactivity?

Radioactivity was first discovered by Henri Becquerel on the 1890s. He received the Nobel Prize, along with the Curie's, for this work.


What was Henri Becquerel studying when he discovered radioactivity?

Henri Becquerel was studying the phenomenon of phosphorescence when he discovered radioactivity. He accidentally found that uranium salts emitted radiation that fogged photographic plates wrapped in opaque paper, leading to the groundbreaking discovery of radioactivity in 1896.