List of top Chemistry Questions on Radioactive Decay asked in JEECUP

The half life period of a radioactive element is $150$ days. After $600$ days $1\,g$ of the element will be reduced to

The number of molecules present in 2.8 g of nitrogen is:

The half-life period of a radioactive element is 150 days. After 600 days, 1 gm of the element will be reduced to: