A nucleus ${}_Z^{A}X$ emits an $\alpha -particle$. the resultant nucleus emits a ${\beta }^{+}$ particle. the respective atomic and mass numbers of the final nucleus will be

Q. The uranium nucleus ${}_{92}{\text{U}}^{238}$ emits an $\alpha$ -particle and resulting nucleus emits one $\beta$ -particle. The atomic number and mass number of the final nucleus will be respectively

Q. A uranium nucleus (atomic number $92$, mass number $238$) emits an $\alpha -particle$ and the resultant nucleus emits $\beta -particle$. What are the atomic and mass numbers of the final nucleus?
(i) Atomic number $=$ _________.
(ii) Mass number $=$ _________.

Q. A nucleus, with mass number $m$ and atomic number $n$, emits one $\alpha$ particle and one $\beta$ particle. The mass number and atomic number of the resulting nucleus will be respectively
(Assume $\beta$ is positron)

Q. In a radioactive decay, an element ${}_Z{X}^A$ emits four $\alpha$-particles, three $\beta$-particles and eight gamma photons. The atomic number and mass number of the resulting final nucleus are

Q. a) An atomic nucleus A is composed of 84 protons and 128 neutrons. The nucleus A emits an α-particle, and is transformed into a nucleus B. What is the composition of B?
b) The nucleus B emits a β-particle and is transformed into a nucleus C. What is the composition of C?
c) What is the mass number of the nucleus A?
d) Does the composition of nucleus C change if it emits γ-radiation.