Which of the following has highest value of radioactivity ? – InterviewSolution

1.	Which of the following has highest value of radioactivity ?
Answer» 1g of Ra 1 g of `RaSO_(4)` 1g of `RaBr_(2)` 1g of `Ra(HPO_(4))` Solution :Higher is the concentration of Ra, greater will be the radioactivity. 1g of Ra has MAXIMUM NUMBER of NUCLIDES.

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