An atom of mass number 15 and atomic number 7 captures an alpha par...

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An atom of mass number 15 and atomic number 7 captures an alpha particle and then emits a proton. The mass number and
\( \mathrm{P} \) atomic number of the resulting atom will be :

W
(A) 14 and 2 respectively
(B) 16 and 4 respectively
(C) 17 and 6 respectively
(D) 18 and 8 respectively
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