Beta Decay
Trending Questions
Q. what is charge dispersion? how does it affect nucleophilicity along a period
Q. A plot of the number of neutrons (n) against the number of protons (p) of stable nuclei exhibits upward deviation from linearity for atomic number, Z> 20. For an unstable nucleus having n/p ratio less than 1, the possible mode(s) of decay is (are)
- β− - decay (β - emmision)
- orbital of K - electron capture
- neutron emission
- β+ - decay (positron emission)
Q.
Would you expect the second electron gain enthalpy of O as positive, more negative or less negative than the first? Justify your answer.
Q.
A positron is emitted from 11Na24. The ratio of the atomic mass and atomic number of the resulting nuclide is
(IIT-JEE, 2007)
- 22/10
- 22/11
23/10
- 23/12
Q. 2713Al is a stable isotope. 2913Al is expected to decay by :
- α− emission
- β− emission
- Positron emission
- Proton emission