Atomic Physics Question 1

Question 1 - 2024 (01 Feb Shift 1)

The minimum energy required by a hydrogen atom in ground state to emit radiation in Balmer series is nearly:

(1) $1.5 \mathrm{eV}$

(2) $13.6 \mathrm{eV}$

(3) $1.9 \mathrm{eV}$

(4) $12.1 \mathrm{eV}$

Show Answer

Answer: (4)

Solution:

Transition from $n=1$ to $n=3 \Delta \mathrm{E}=12.1 \mathrm{eV}$