A radioactive nucleus undergoes a series of decays according to the sequence A \to^{\beta} A_1 \to^{\alpha} A_2 \to^{\alpha} A_3.If the mass number and atomic number A_3 are 172 and 69 respectively then the mass number andatomic number of A is4

AP and TS EAMCET Medical Model Paper 4

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A radioactive nucleus undergoes a series of decays according to the sequence A

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A3.If the mass number and atomic number A3 are 172 and 69 respectively then the mass number andatomic number of A is4

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