« previous next »

Author Question: What is the electron configuration of Fe? A) 1s2 2s2 2p6 3s2 3p6 3d8 B) 1s2 2s2 2p6 3s2 3p6 4s2 ... (Read 92 times)

haleyc112

  • Hero Member
  • *****
  • Posts: 600
on: Aug 27, 2018
What is the electron configuration of Fe?
 
  A) 1s2 2s2 2p6 3s2 3p6 3d8
  B) 1s2 2s2 2p6 3s2 3p6 4s2 3d6
  C) 1s2 2s2 2p6 3s2 3p6 4s2 4p6
  D) 1s2 2s2 2p6 3s2 3p6 4s2
  E) 1s2 2s2 2p6 3s2 3p6 3d6

Question 2

Calculate the energy of the green light emitted, per photon, by a mercury lamp with a frequency of 5.49  1014 Hz.
 
  A) 2.75  10-19 J
  B) 3.64  10-19 J
  C) 5.46  10-19 J
  D) 1.83  10-19 J
  E) 4.68  10-19 J


Kimmy

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Scorpions, Spiders and Sharks: Electron-Microscope Images Scorpions, Spiders and Sharks: Electron-Microscope Images
Giardiasis. Colorized electron micrograph of a Giardia protozoan adhering to the surface of an epith Giardiasis. Colorized electron micrograph of a Giardia protozoan adhering to the surface of an epith
A Scanning Electron Micrograph of the Choroid Plexus A Scanning Electron Micrograph of the Choroid Plexus
Draw the electron dot formula for the perchlorate ion, ClO4-. How many nonbondin Draw the electron dot formula for the perchlorate ion, ClO4-. How many nonbondin
An electron micrograph showing transcription of a gene. An electron micrograph showing transcription of a gene.
Electron micrograph of Euglena gracilis Electron micrograph of Euglena gracilis
Video: Mechanisms of capillary exchange (transcytosis & bulk flow)

For a complete list of videos, visit our video library