$_{90}^{232}Th$ an isotope of thorium decays in ten stages emitting six $\alpha$-particles and four $\beta$-particles in all. The end product of the decay is
$_{90}^{232}Th$ an isotope of thorium decays in ten stages emitting six $\alpha$-particles and four $\beta$-particles in all. The end product of the decay is
- A
$_{82}^{206}Pb$
- B
$_{82}^{209}Pb$
- C
$_{82}^{208}Pb$
- D
$_{83}^{209}Br$
Similar Questions
A nucleus with $Z = 92$ emits the following in a sequence: $\alpha ,\,{\beta ^ - },\,{\beta ^ - },\,\alpha ,\alpha ,\alpha ,\alpha ,\alpha ,{\beta ^ - },\,{\beta ^ - },\alpha ,\,{\beta ^ + },\,{\beta ^ + },\,\alpha $. The $Z$ of the resulting nucleus is
A nucleus with $Z = 92$ emits the following in a sequence: $\alpha ,\,{\beta ^ - },\,{\beta ^ - },\,\alpha ,\alpha ,\alpha ,\alpha ,\alpha ,{\beta ^ - },\,{\beta ^ - },\alpha ,\,{\beta ^ + },\,{\beta ^ + },\,\alpha $. The $Z$ of the resulting nucleus is
- [AIEEE 2003]
Which of the following is a correct statement
Which of the following is a correct statement
- [IIT 1999]
A radioactive nucleus $_{92}{X^{235}}$decays to $_{91}{Y^{231}}$. Which of the following particles are emitted
A radioactive nucleus $_{92}{X^{235}}$decays to $_{91}{Y^{231}}$. Which of the following particles are emitted
The $\alpha$-particle is the nucleus of an atom of
The $\alpha$-particle is the nucleus of an atom of
Some laws/processes are given in Column $I$. Match these with the physical phenomena given in Column $II$ and indicate your answer by darkening appropriate bubbles in the $4 \times 4$ matrix given in the $ORS$.
Column $I$
Column $II$
$(A)$ Transition between two atomic energy levels
$(p)$ Characteristic $X$-rays
$(B)$ Electron emission from a material
$(q)$ Photoelectric effect
$(C)$ Mosley's law
$(r)$ Hydrogen spectrum
$(D)$ Change of photon energy into kinetic energy of electrons
$(s)$ $\beta$-decay
Some laws/processes are given in Column $I$. Match these with the physical phenomena given in Column $II$ and indicate your answer by darkening appropriate bubbles in the $4 \times 4$ matrix given in the $ORS$.
| Column $I$ | Column $II$ |
| $(A)$ Transition between two atomic energy levels | $(p)$ Characteristic $X$-rays |
| $(B)$ Electron emission from a material | $(q)$ Photoelectric effect |
| $(C)$ Mosley's law | $(r)$ Hydrogen spectrum |
| $(D)$ Change of photon energy into kinetic energy of electrons | $(s)$ $\beta$-decay |
- [IIT 2007]