Radyum kim tarafından keşfedildi? - Who was radium discovered by?
Radyum kim tarafından keşfedildi?
Who was radium discovered by?
Radyumu keşfeden Marie Curie idi. - It was Marie Curie who discovered radium.
Radyumu keşfeden Marie Curie idi.
It was Marie Curie who discovered radium.