Question

Originally, a H-atom is in an n=2 state. a) After this atom absorbs a 77-nm photon,...

Originally, a H-atom is in an n=2 state.

a) After this atom absorbs a 77-nm photon, the electron is ejected. The energy of the absorbed photon is....

b) The kinetic energy of the ejected electron is...

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
a) Originally, a H-atom is an n=5 state. The (total) energy of an electron in this...
a) Originally, a H-atom is an n=5 state. The (total) energy of an electron in this state is En = _______ eV. b) After this atom absorbs a 66-nm photon, the electron is ejected. The energy of the absorbed photon is Ey = _______eV. c) The kinetic energy of the ejected electron is K = _________eV
a hydrogen atom initially in its n=4 state absorbs a photon of wavlength 238.5 nm, which...
a hydrogen atom initially in its n=4 state absorbs a photon of wavlength 238.5 nm, which is enough to ionize it. how much kinetic energy in eV does the ejected electron have?
A ground-state H atom absorbs a photon of wavelength 92.62 nm. What higher energy level did...
A ground-state H atom absorbs a photon of wavelength 92.62 nm. What higher energy level did the electron reach?
4 a) A hydrogen atom in the ground state absorbs a photon of wavelength 97.2 nm....
4 a) A hydrogen atom in the ground state absorbs a photon of wavelength 97.2 nm. What energy level does the electron reach? b) This excited atom then emits a photon of wavelength 1875.4 nm. What energy level does the electron fall to?
An atom absorbs a photon with wavelength 500 nm and subsequently emits a photon with wavelength...
An atom absorbs a photon with wavelength 500 nm and subsequently emits a photon with wavelength 660 nm. a) Determine the energy absorbed by the atom. b) Assume that the atom is a solid particle with mass 3.3×10−26 kg and is initially at rest. Determine the speed of the atom after it has emitted the photon, assuming that any additional energy it acquired only contributed to its motion. Can you do part b step by step, which equations are required?
A hydrogen atom in the ground state absorbs a photon of wavelength 95.0 nm. What energy...
A hydrogen atom in the ground state absorbs a photon of wavelength 95.0 nm. What energy level does the electron reach? This excited atom then emits a photon of wavelength 434.1 nm. What energy level does the electron fall to? -I know this question has already been asked on Chegg but each question I go to has different calculations and I can't get the right answer.
A hydrogen atom in the fundamental state (first orbit) absorbs a photon of 93.7 nm, which...
A hydrogen atom in the fundamental state (first orbit) absorbs a photon of 93.7 nm, which corresponds to a transition line in the Lyman series. a) Determine the final state, n to which the electron arrives in this case. b) How does the state energy of part a) compare with the energy of the fundamental state (first orbit)? Express it mathematically. c) How does the size of the atom of the state of part a) compare with the size of...
A hydrogen atom transitions from the n = 6 excited state to the n = 3...
A hydrogen atom transitions from the n = 6 excited state to the n = 3 excited state, emitting a photon. a) What is the energy, in electron volts, of the electron in the n = 6 state? How far from the nucleus is the electron? b) What is the energy, in electron volts, of the photon emitted by the hydrogen atom? What is the wavelength of this photon? c) How many different possible photons could the n = 6...
Answer the following questions using the Bohr model of the hydrogen atom. a) A hydrogen atom...
Answer the following questions using the Bohr model of the hydrogen atom. a) A hydrogen atom is the n = 3 excited state when its electron absorbs a photon of energy 4.40 eV. Draw a diagram roughly to scale, of relevant energy levels for this situation. Make sure to show and label the initial energy of the H atom in the n=3 state, the energy level at which this atom loses its electron, and kinetic energy of the electron. b)What...
a ground state hydrogen atom absorbs a photon of light having a wavelength of 93.73 nm....
a ground state hydrogen atom absorbs a photon of light having a wavelength of 93.73 nm. it then gives off a photon having a wavelength of 410.1 nm. what is the final state of the hydrogen atom?