1.

An atom of mass number 15 and atomic number 7 captures an \[\alpha -\]particle and then emits a proton. The mass number and atomic number of the resulting product will respectively be                                                              [SCRA 1994]

A.            14 and 2                                 
B.            15 and 3
C.            16 and 4                                 
D.            18 and 8
Answer» E.


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