Question

A deutron is bombarded on ${}_8{O}^{16}$ nucleus then $\alpha$-particle is emitted. The product nucleus is

• A. ${}_7{N}^{13}$
• B. ${}_5{B}^{10}$
• C. ${}_{4}B{e}^9$
• D. ${}_7{N}^{14}$

Answer 1

Answer: (D)

${}_8{O}^{16}+{}_1{H}^2\to z{X}^A+{}_{2}H{e}^4$
use converstion of change and mass