A radioactive nucleus undergoes a series of decays according to the sequence A⟶βA1⟶αA2⟶αA3. If the mass number and atomic number of A3 are 172 and 69 respectively, then the mass number and atomic number of A is
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
A radioactive nucleus undergoes a series of decays according to the sequence A⟶βA1⟶αA2⟶αA3. If the mass number and atomic number of A3 are 172 and 69 respectively, then the mass number and atomic number of A is