Asked by violet
What was Antoine Henri Becquerel studying when he discovered radioactivity?
phosphorescence
half-life
Geiger counters
gamma radiation
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Phosphorescence.
Becquerel was studying the phosphorescence/fluorescence of uranium salts (and whether they emitted X‑rays after exposure to sunlight) when he found they fogged photographic plates even without light, leading to the discovery of radioactivity in 1896.
Becquerel was studying the phosphorescence/fluorescence of uranium salts (and whether they emitted X‑rays after exposure to sunlight) when he found they fogged photographic plates even without light, leading to the discovery of radioactivity in 1896.
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