This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: An electron orbiting a hydrogen atom in the second energy level drops down a level, and a photon is ... (Read 134 times)

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?
 


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

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...


« previous next »
 

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Variation in the level of multicellularity among volvocine algae Variation in the level of multicellularity among volvocine algae
Artist's impression of an electron splitting up into two new particles Artist's impression of an electron splitting up into two new particles
Energy Production Energy Production
The Energy Crisis The Energy Crisis
The flow of energy and the cycling of materials maintain nature’s organization The flow of energy and the cycling of materials maintain nature’s organization
Hydrogen bond Hydrogen bond
Video: Oxygen - hemoglobin dissociation curve & Hemoglobin's affinity with oxygen - acidity

For a complete list of videos, visit our video library