1.

A nuclide of an alkaline earth metal undergoes radioactive decay by emission of the \[\alpha -\]particles in succession. The group of the periodic table to which the resulting daughter element would belong is      [CBSE PMT 2005]

A.      Gr.14    
B.      Gr.16
C.      Gr.4      
D.      Gr.6
Answer» C.      Gr.4      


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