2 years ago

____ discovered the radioactive element radium.

2 answers:

6 0

$\sf{\qquad\qquad\huge\underline{{\sf Answer}}}$

Radium ( a radioactive element having atomic number 88 ) was discovered by Marie Sklodowska Curie in year 1898.

nordsb [41]2 years ago

5 0

D
Marie Sklodowska Curie

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