Rydberg Formula Calculator for Uni-electronic Species

Rydberg Formula Calculator for Uni-electronic Species

Calculate the wavelength of light emitted by a hydrogen-like (uni-electronic) species using:
\[ \frac{1}{\lambda} = R \, Z^2 \left(\frac{1}{n_1^2} – \frac{1}{n_2^2}\right) \]

* Enter the atomic number (Z), lower energy level (n₁), and higher energy level (n₂) with n₂ > n₁.

Step 1: Enter Parameters

Example: 1 (for hydrogen), 2 (for He⁺)

Example: 2

Example: 3 (must be greater than \( n_1 \))

Formula: \[ \frac{1}{\lambda} = R \, Z^2 \left(\frac{1}{n_1^2} – \frac{1}{n_2^2}\right) \] where \( R \approx 1.097373 \times 10^7 \, \text{m}^{-1} \).