Chemistry · 2026
JEE Main · 23 January 2026, Shift 1 · Q51
Which of the following statements regarding the energy of the stationary state is true in the following one - electron systems?
Which of the following statements regarding the energy of the stationary state is true in the following one - electron systems ?
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle -2.18 \times 10^{-18} \mathrm{~J} \text { for third orbit of } \mathrm{Li}^{2+} \text { ion }$
More from Atomic Structure
- Arrange the following atomic orbitals of multi electron atoms in order of increasing energy. A. n=3, l=2, m=+1 B. n=4, l=0, m=0 C. n=6, l=1, m=0 D.…2026
- The species having identical radii according to the Bohr's theory are: A. H (first orbit) B. He^+ (first orbit) C. He^+ (Second orbit) D. Li^2+…2026
- Identify the correct statements from the following: A. Heisenberg uncertainty principle is applicable to electrons. B. The size of 2 p_x orbital is…2026
- Consider two radiations of wavelengths 1. λ_1=2000 2. λ_2=6000 The ratio of the energies of these two radiations ((E_1)/(E_2)) is ____ (Nearest…2026
- Match the LIST-I with LIST-II Choose the correct answer from the options given below:2026
- If shortest wavelength of hydrogen atom in Lyman series is x, then longest wavelength in Balmer series of He^+ is:2026
- The surface of sodium metal is irradiated with radiation of wavelength x nm. The kinetic energy of ejected electrons is 2.8 × 10^-20 J. The work…2026
- The Bohr radius of a hydrogen like species is 70.53 pm. The species and the stationary state (n) are respectively (Given: Hydrogen atom Bohr radius…2026
JEE Main 2026 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.