CUET Preparation Today
CUET
Physics
Atoms
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$\text{Energy required to make a transition from energy state n to m is }$
$\Delta E = -13.6 z^2(\frac{1}{n^2} - \frac{1}{m^2}) = -13.6 \times 3^2(\frac{1}{2^2} - \frac{1}{\infty^2}) = 30.6 eV$
