atoms Question 15

Question: Q. 6. Calculate the shortest wavelength of the spectral lines emitted in Balmer series. (Given Rydberg constant, R=107 m−1 )

R] [Delhi OD 2016]

Show Answer

Solution:

Ans.

1λ=R(122−1∞2)

For shortest wavelength, n=∞

Therefore, 1λ=R4

⇒λ=4R=4×10−7 m

[CBSE Marking Scheme 2016]

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