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Atomic Structure — quick quiz

5 real JEE Main questions on Atomic Structure. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 5

MEDIUM

For a hydrogen-like ion, the wavelength of the first line in the Balmer series is 486.2 nm. If the same ion emits a photon when an electron transitions from n = 4 to n = 2, which expression gives the wavelength?