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

Author Question: What is the formula for the ionic compound formed between calcium and sulfur? A) CaS B) CaSi C) ... (Read 87 times)

luvbio

  • Hero Member
  • *****
  • Posts: 623
on: Aug 27, 2018
What is the formula for the ionic compound formed between calcium and sulfur?
 
  A) CaS
  B) CaSi
  C) Ca2S
  D) CaS2
  E) CaSi2

Question 2

For hydrogen, what is the wavelength of the photon emitted when an electron drops from a 4d orbital to a 2p orbital in a hydrogen atom?
 
  A) 656.3 nm
  B) 486.2 nm
  C) 364.6 nm
  D) 2.057  10-3 nm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

joechoochoy

  • Sr. Member
  • ****
  • Posts: 306
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

B


luvbio

  • Member
  • Posts: 623
Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

triiciiaa

  • Member
  • Posts: 349
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Ionic Radius Ionic Radius
The primate dental formula illustrated for (a) the lower dentition of an Old World monkey and (b) th The primate dental formula illustrated for (a) the lower dentition of an Old World monkey and (b) th
Calcium Salts and Vitamin D Therapy Calcium Salts and Vitamin D Therapy
Black-Scholes Formula Black-Scholes Formula
Present Value Formula: Amortization Schedule Present Value Formula: Amortization Schedule
Simple and Compound Leaves Simple and Compound Leaves
Video: Renin/Angiotensin (water gain from urine & Na ion and water reabsorption)

For a complete list of videos, visit our video library