Question

The ratio of the energies of the hydrogen atom in its first to second excited states is –

• A. $\frac{1}{4}$
• B. $\frac{4}{9}$
• C. $\frac{9}{4}$
• D. 4

Answer 1

Answer: (C)

$\frac{9}{4}$

Answer 2

E µ Z²/n²