1.

After losing a number of \[\alpha \]and \[\beta \]-particles, \[_{92}{{U}^{238}}\] changed to \[_{82}P{{b}^{206}}\]. The total number of particles lost in this process is    [MNR 1985]

A.      14          
B.      5
C.      8  
D.      32
Answer» B.      5


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