A nucleus with atomic number Z and mass number A emits an alpha partic – McqOptions

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1.	A nucleus with atomic number Z and mass number A emits an alpha particle. The atomic number and mass number, respectively, of the daughter nucleus, are:
A.	Z, A - 4
B.	Z + 2, A + 2
C.	Z - 2, A - 4
D.	Z - 2, A - 2
Answer» D. Z - 2, A - 2

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