Question : Which scientist discovered the radioactive element radium?
Option 1: Marie Curie
Option 2: Isaac Newton
Option 3: Albert Einstein
Option 4: Benjamin Franklin
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Correct Answer: Marie Curie
Solution : The correct answer is Marie Curie
Marie Curie first discovered the radioactive elements polonium and radium, Marie continued to investigate their properties. In 1910 she successfully produced radium as a pure metal, which proved the new element's existence beyond a doubt.
While uranium was the first radioactive element to be discovered, radium was much more popular, as it was a spontaneously luminous material that emitted an incredible quantity of radiation.
Radium (chemical symbol Ra) is a naturally occurring radioactive metal. Radium is a radionuclide formed by the decay of uranium and thorium in the environment. The most common isotopes
Final answer is Marie Curie
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