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Which chemist discovered gallium in 1875 using its spectral lines?
ADmitri Mendeleev
BWilliam Crookes
CFerdinand Reich
DLecoq de Boisbaudran
Answer & Solution
Correct answer: D. Lecoq de Boisbaudran
Paul Emile Lecoq de Boisbaudran found gallium in zinc blende; Mendeleev had only predicted it.
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