Neutrino is a particle which
Neutrino is a particle which
- A
Has no charge and no spin
- B
Has no charge but has spin
- C
Is charged like an electron and has spin
- D
Has no charge but has mass nearly equal to that of a proton
Similar Questions
Actinium $231$, ${}^{231}A{c_{89}}$, emit in succession two $\beta - $particles, four alphas, one $\beta $ and one alpha plus several $\gamma $ rays. What is the resultant isotope
Actinium $231$, ${}^{231}A{c_{89}}$, emit in succession two $\beta - $particles, four alphas, one $\beta $ and one alpha plus several $\gamma $ rays. What is the resultant isotope
- [AIIMS 2011]
In the given nuclear reaction, the element $X$ is :
${ }_{11}^{22} Na \rightarrow X + e ^{+}+v$
In the given nuclear reaction, the element $X$ is :
${ }_{11}^{22} Na \rightarrow X + e ^{+}+v$
- [NEET 2022]
Suppose a ${ }_{88}^{226} Ra$ nucleus at rest and in ground state undergoes $\alpha$-decay to a ${ }_{56}^{22} Rn$ nucleus in its excited state. The kinetic energy of the emitted $\alpha$ particle is found to be $4.44 MeV$. ${ }_{86}^{22} Rn$ nucleus then goes to its ground state by $\gamma$-decay. The energy of the emitted $\gamma$-photon is. . . . . . . .$keV$,
[Given: atomic mass of ${ }_{ gs }^{226} Ra =226.005 u$, atomic mass of ${ }_{56}^{22} Rn =222.000 u$, atomic mass of $\alpha$ particle $=4.000 u , 1 u =931 MeV / c ^2, c$ is speed of the light $]$
Suppose a ${ }_{88}^{226} Ra$ nucleus at rest and in ground state undergoes $\alpha$-decay to a ${ }_{56}^{22} Rn$ nucleus in its excited state. The kinetic energy of the emitted $\alpha$ particle is found to be $4.44 MeV$. ${ }_{86}^{22} Rn$ nucleus then goes to its ground state by $\gamma$-decay. The energy of the emitted $\gamma$-photon is. . . . . . . .$keV$,
[Given: atomic mass of ${ }_{ gs }^{226} Ra =226.005 u$, atomic mass of ${ }_{56}^{22} Rn =222.000 u$, atomic mass of $\alpha$ particle $=4.000 u , 1 u =931 MeV / c ^2, c$ is speed of the light $]$
- [IIT 2019]
$^{22}Ne$ nucleus after absorbing energy decays into two $\alpha - $ particles and an unknown nucleus. The unknown nucleus is
$^{22}Ne$ nucleus after absorbing energy decays into two $\alpha - $ particles and an unknown nucleus. The unknown nucleus is
- [IIT 1999]
When a nucleus with atomic number $Z$ and mass number $A$ undergoes a radioactive decay process :
When a nucleus with atomic number $Z$ and mass number $A$ undergoes a radioactive decay process :