An element of nuclear number A and proton number Z emits an alpha particle from its nucleus. The nucleon number and the proton number of the new element formed are respectively
a
(A – 2) and (Z – 2)
b
(A + 4) and (Z + 2)
c
(A– 4) and (Z+2)
d
(A+ 4) and (Z – 2)
e
(A – 4) and (Z – 2)
Explanation
Correct Option
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