On the bombardment of neutron with Boron. $\alpha$-particle is emitted and product nuclei formed is

  • A

    $_6{C^{12}}$

  • B

    $_3L{i^6}$

  • C

    $_3L{i^7}$

  • D

    $_4B{e^9}$

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In the disintegration series the $_{92}^{238}U\xrightarrow{\alpha }X\xrightarrow{{\beta  - }}_Z^AY$ values of $Z$ and $A$ respectively will be

The particles emitted by radioactive decay are deflected by magnetic field. The particles will be

List-$I$ shows different radioactive decay processes and List-$II$ provides possible emitted particles. Match each entry in List-$I$ with an appropriate entry from List-$II$, and choose the correct option.

List-$I$ List-$II$
($P$) ${ }_{92}^{238} U \rightarrow{ }_{91}^{234} \mathrm{~Pa}$ ($1$) one $\alpha$ particle and one $\beta^{+}$particle
($Q$) ${ }_{82}^{214} \mathrm{~Pb} \rightarrow{ }_{82}^{210} \mathrm{~Pb}$ ($2$) three $\beta^{-}$particles and one $\alpha$ particle
($R$) ${ }_{81}^{210} \mathrm{Tl} \rightarrow{ }_{82}^{206} \mathrm{~Pb}$ ($3$) two $\beta^{-}$particles and one $\alpha$ particle
($S$) ${ }_{91}^{228} \mathrm{~Pa} \rightarrow{ }_{88}^{224} \mathrm{Ra}$ ($4$) one $\alpha$ particle and one $\beta^{-}$particle
  ($5$) one $\alpha$ particle and two $\beta^{+}$particles

  • [IIT 2023]

Which ray contain positively charged particle

  • [AIPMT 2001]

When a $_4B{e^9}$ atom is bombarded with $\alpha - $ particles, one of the product of nuclear transmutation is $_6{C^{12}}$. The other is