This topic contains a solution. Click here to go to the answer

Author Question: Which element has the ground-state electron configuration Xe6s2 4 f 7? A) Re B) Ir C) Eu D) ... (Read 134 times)

Jipu 123

  • Hero Member
  • *****
  • Posts: 569
Which element has the ground-state electron configuration Xe6s2 4 f 7?
 
  A) Re
  B) Ir
  C) Eu
  D) Gd

Question 2

What is the chemical formula of calcium phosphate?
 
  A) CaPO4
  B) Ca2PO4
  C) Ca3PO4
  D) Ca3(PO4)2



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

morrie123456

  • Sr. Member
  • ****
  • Posts: 314
Answer to Question 1

C

Answer to Question 2

D




Jipu 123

  • Member
  • Posts: 569
Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it


amynguyen1221

  • Member
  • Posts: 355
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

For a complete list of videos, visit our video library