If the ionisation potential of the hydrogen atom is 13.6 eV, then what will be the…
Physics · NEET · NTA Exams — Atoms and Nuclei
If the ionisation potential of the hydrogen atom is 13.6 eV, then what will be the longest wavelength needed to remove an electron from the 1st Bohr's orbit of He+ ion?
- \(2.284 \times 10^{-11} \mathrm{~m}\)
- \(2.2809 \times 10^{-1} \mathrm{~m}\)
- \(228.09 \mathrm{~A}\)
- Both (B) and (C)
Answer
(C) 228.09 ~A
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- The intensity of gamma radiation from a given source is I. On passing through 36 mm of lead, it is reduced to…
- The half-life of 131 I is 8 days. Given a sample of 131 I at time t = 0, we can assert that
- In the nuclear decay given below _ Z ^ A X _ Z+1 ^ A Y _ Z-1 ^ A-4 B^ * _ Z-1 ^ A-4 B the particles emitted…
- The energy of second Bohr orbit of the hydrogen atom is -328 kJ mol -1 . Hence the energy of fourth Bohr…
- The radioisotope, tritium [ _ 1 ^ 3 H ] has a half-life of 12.3 years. If the initial amount of tritium is 32…
- Presence of gills in the tadpole of frog indicate that:
- Order of magnitude of density of Uranium nucleus is ( m _ p =1.67 10^ -27 ~kg )
- In the nuclear fusion reaction _ 1 H ^ 2 + _ 1 H ^ 3 _ 2 He ^ 4 + n , the repulsive potential energy between…
More Atoms and Nuclei questions · Browse all practice questions