Question

in excited h atom electron return from 7 energy level to ground state in4 hydrogen atom find the maximum number of photons that can be emitted during dexcitening​

Answer 1

Answer:

ALL OF THESE ENERGY TRANSITIONS ARE POSSIBLE:

4–3

4–2

4–1

3–2

3–1

2–1

BUT ONLY THREE PHOTONS MAXIMUM CAN BE EMITTED:

4–3

3–2

2–1

Answer 2

All of these transition are possible

4-3

4-2

4-1

3-2

2-1

But only 3 protons mazimum can be emitted

4-3

3-2

2-1