« previous next »

Author Question: Molecular oxygen, O2, and ozone, O3, are both examples of A) atoms. B) elements. C) compounds. ... (Read 121 times)

Shelles

  • Hero Member
  • *****
  • Posts: 582
on: Jul 29, 2018
Molecular oxygen, O2, and ozone, O3, are both examples of
 
  A) atoms.
  B) elements.
  C) compounds.
  D) mixtures.

Question 2

How is the number of unpaired valence electrons in an atom related to the number of bonds that the atom can form?
 
  A) There is no defined relationship between the number of unpaired valence electrons and number of bonds that the atom can form.
  B) The number of unpaired valence electrons in an atom is one-half the number of bonds that the atom can form.
  C) The number of unpaired valence electrons in an atom is twice the number of bonds that the atom can form.
  D) The number of unpaired valence electrons in an atom is the same as the number of bonds that the atom can form.


ryrychapman11

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Examples of Declarative and Nondeclarative Memory Tasks Examples of Declarative and Nondeclarative Memory Tasks
How Oxygen-16 Becomes More Concentrated in Glacial Ice How Oxygen-16 Becomes More Concentrated in Glacial Ice
Adding propane to the air inlet of an engine operating in closed loop with a working oxygen sensor ... Adding propane to the air inlet of an engine operating in closed loop with a working oxygen sensor ...
The Elements of Cognition The Elements of Cognition
What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g? What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g?
Examples of the action of chemical mutagen Examples of the action of chemical mutagen
Video: Homologous chromosomes during prophase I - Animation

For a complete list of videos, visit our video library