A radioactive nucleus undergoes a series of deacy according to the scheme.
`Aoverset(alpha)rarrA_(1)overset(beta^(-))rarrA_(2)overset(alpha)rarrA_(3)overset(gamma)rarrA_(4)`
If the mass number and atomic number of `A` are `180` and `172` respectively, what are these numbers for `A_(4)`.

A radioactive nucleus undergoes a series of decay according to the scheme A overset(alpha)rarr A_(1) overset(beta^(-))rarr A_(2) overset(alpha)rarr A_(3)^(172) overset(gamma)rarr A_4 .

A radiactive nucleus 'A' undergoes a series of decays according to the following scheme: Aoverset(alpha)rarrA_(1)overset(beta)rarrA_(2)overset(alpha)rarrA_(3)overset(y)rarrA_(4) The mass number and atomic number A are 180 and 72 respectively. What are these number for A_(4) ?

A radioactive nucleus A undergoes a series of decays according to the following scheme: A oversetalphararrA_1oversetbetararrA_2 oversetalphararrA_3oversetgammararrA_4 The mass number and atomic number of A are 180 and 72 respectively. What are these number for A_4 .

A radioactive nucleus undergoes a series of decay according to the scheme. Aoverset(alpha)toA_(1)overset(beta)toA_(2)overset(alpha)toA_(3)overset(gamma)toA_(4) . If the mass number and atomic number of A are 180 and 72 respectively, then the mass number (x) and atomic and atomic number (y) of A_(4) are

A radioactive nucleus undergoes a series of decay according to the scheme. Aoverset(alpha)toA_(1)overset(beta)toA_(2)overset(alpha)toA_(3)overset(gamma)toA_(4) . If the mass number and atomic number aer 180 and 72 respectively, the mass number (x) and atomic and atomic number (y) of A_(4) are