[Answered] An electron orbiting a hydrogen atom in the second energy level drops down a level, and a photon is ...

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stock

Hero Member
Posts: 573

on: Jul 28, 2018

An electron orbiting a hydrogen atom in the second energy level drops down a level, and a photon is emitted. What is the frequency of the photon? (Planck's constant, h, should be in units of eV.)

Question 2

A little more than half an electron volt is applied to a hydrogen atom to just remove its outermost electron. What energy level must this electron have been in?

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akudia

Sr. Member
Posts: 347

Reply #1 on: Jul 28, 2018

Answer to Question 1

3

Answer to Question 2

1

stock

Hero Member
Posts: 573

Reply #2 on: Jul 28, 2018

Thank you!

akudia

Sr. Member
Posts: 347

Reply #3 on: Jul 28, 2018

Always glad to help...

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