who discovered Radium ?
Options
1) Marie Curie
2) Marie James
3) Marie John
4) Marie Jacob
answer
1) Marie Curie
Other details
Radium is a chemical element with symbol Ra and atomic number 88.
It is the sixth element in group 2 of the periodic table, also known as the alkaline earth metals
Options
1) Marie Curie
2) Marie James
3) Marie John
4) Marie Jacob
answer
1) Marie Curie
Other details
Radium is a chemical element with symbol Ra and atomic number 88.
It is the sixth element in group 2 of the periodic table, also known as the alkaline earth metals
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