Question

who reshared radium and weher​

Answer 1

Answer:

Radium was discovered in 1898 by Marie Curie and Pierre Curie. They managed to extract 1 mg of radium from ten tonnes of the uranium ore pitchblende (uranium oxide, U3O8), a considerable feat, given the chemically methods of separation available to them.

Discovered by: Pierre and Marie Curie

Discovery date: 1898

Explanation:

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Answer 2

Answer:

Pure radium was isolated in 1902 by electrolysis by Marie Curie and Andre Debierne, a French chemist, according to New World Encyclopedia. Radium E  know to be bismuth-210, was the first synthetic radioactive element that was created synthetically by scientists of the University of California, according to time.  

Explanation:

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