Consider the following disintegration reactions ""_(91)Pa^(234) overset(-beta)to ""_(92)U^(234) overset(-alpha)to ""_(90)Th^(230) overset(-alpha)to ""_(88)Ra^(236) Ra belongs to Groups 2 of the long form of the periodic table. To which group nuclide Pa-91 belongs ?

Consider the following disintegration reactions ""_(91)Pa^(234) overs

1.	Consider the following disintegration reactions ""_(91)Pa^(234) overset(-beta)to ""_(92)U^(234) overset(-alpha)to ""_(90)Th^(230) overset(-alpha)to ""_(88)Ra^(236) Ra belongs to Groups 2 of the long form of the periodic table. To which group nuclide Pa-91 belongs ?
Answer» 5 4 3 2 Answer :C