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An $α -$ particle strikes an aluminium atom $_{13}^{27} A l$ . As a result, an unknown nucleus $_{Z}^{A} X$ and a neutron are formed. Then values of A and Z are respectively

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Correct option is C

1327Al+24He→ZAX+01n∴ 27+4=A+1⇒A=30and 13+2=Z⇒Z=15

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An α-particle strikes an aluminium atom 1327Al. As a result, an unknown nucleus ZAX and a neutron are formed. Then values of A and Z are respectively

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An $α -$ particle strikes an aluminium atom $_{13}^{27} A l$ . As a result, an unknown nucleus $_{Z}^{A} X$ and a neutron are formed. Then values of A and Z are respectively