« previous next »

Author Question: Give the ground state electron configuration for Pb. A) Xe 6s2 6p2 B) Xe 6s2 5d10 6p2 C) Xe 6s2 ... (Read 33 times)

rosent76

  • Hero Member
  • *****
  • Posts: 516
on: Aug 27, 2018
Give the ground state electron configuration for Pb.
 
  A) Xe 6s2 6p2
  B) Xe 6s2 5d10 6p2
  C) Xe 6s2 5f14 6d10 6p2
  D) Xe 6s2 4f14 5d10 6p2
  E) Xe 6s2 5f14 5d10 6p2

Question 2

Which of the following contains the most atoms? You shouldn't need to do a calculation here.
 
  A) 10.0 g Ne
  B) 10.0 g He
  C) 10.0 g Ar
  D) 10.0 g Kr
  E) 10.0 g Mg


moormoney

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

rosent76

  • Hero Member
  • *****
  • Posts: 516
Reply #2 on: Aug 27, 2018
Thank you!


moormoney

  • Sr. Member
  • ****
  • Posts: 326
Reply #3 on: Aug 27, 2018
Always glad to help...


« previous next »
 

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

The Z scheme, which depicts the energy of an electron as it moves from photosystem II to NADP+ The Z scheme, which depicts the energy of an electron as it moves from photosystem II to NADP+
Plasma protein binding and drug availability: (a) drug exists in a free state or bound to plasma pro Plasma protein binding and drug availability: (a) drug exists in a free state or bound to plasma pro
Great apes knuckle-walk when traveling on the ground. Great apes knuckle-walk when traveling on the ground.
Chemiosmotic coupling of electron transport and ATP synthesis Chemiosmotic coupling of electron transport and ATP synthesis
Replicated human chromosomes as seen by scanning electron microscopy Replicated human chromosomes as seen by scanning electron microscopy
Opener Transmission electron micrograph of human DNA Opener Transmission electron micrograph of human DNA
Video: Introduction to Pre-eclampsia

For a complete list of videos, visit our video library