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Radium

Do you know your facts about radium? All these questions relate to the most stable isotope of radium, radium 226.


 

Quiz ID:#9550
Fun:*** (2.31)
Difficulty:** (1.73)
Category:Science > Chemistry
Created By:friesaregoodAus*

 

 



 



#1   During which year was radium first isolated?







#2   Radium was first isolated by Marie Curie and her brother Pierre Curie.




#3   Years ago, radium was used in luminescent paint. Why was the use of radium in paint discontinued?






#4   Radium is more deadly than barium.




#5   The number of protons in radium is equal to its electrons.




#6   Pure radium is a silvery white. Which color does it change into when it is exposed to air?







#7   Radium comes from radon.




#8   What is the atomic mass of radium rounded to the nearest thousandth?






#9   When mixed with water, radium becomes part of a compound.




#10   At 77 degrees Fahrenheit, is radium a solid, liquid, or gas?





 

 


   



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