1.

Which of the following processes represents a gamma-decay                                     [IIT-JEE (Screening) 2002]

A.            \[^{A}{{X}_{Z}}+\gamma \,\to {{\,}^{A}}{{X}_{Z-1}}+a+b\]
B.            \[^{A}{{X}_{Z}}{{+}^{1}}{{n}_{0}}\,\to {{\,}^{A-3}}{{X}_{Z-2}}+c\]
C.            \[^{A}{{X}_{Z}}\,\to {{\,}^{A}}{{X}_{Z}}+f\]
D.            \[^{A}{{X}_{Z}}+{{e}_{-1}}\,\to {{\,}^{A}}{{X}_{Z-1}}+g\]
Answer» D.            \[^{A}{{X}_{Z}}+{{e}_{-1}}\,\to {{\,}^{A}}{{X}_{Z-1}}+g\]


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