Author Question: What is the correct ranking of the pKa values for the following carbon acids? 1.A < B < C ... (Read 40 times)

bclement10

  • Hero Member
  • *****
  • Posts: 560
What is the correct ranking of the pKa values for the following carbon acids?
 
  1.A < B < C
  2.A < C < B
  3.B < A < C
  4.B < C < A
  5.C < A < B

Question 2

How many  electrons are in imidazole?
 
  1.0
  2.2
  3.4
  4.6
  5.8

Question 3

Which of the following resonance structures is not aromatic?
 

Question 4

The heats of hydrogenation of cyclohexene, 1,3-cyclohexadiene, and benzene are 28, -55, and 49 kcal/mol, respectively.
 
   How much is benzene stabilized when compared to a hypothetical 1,3,5-cyclohexatriene?


  1.6 kcal/mol
  2.21 kcal/mol
  3.27 kcal/mol
  4.35 kcal/mol
  5.49 kcal/mol



harveenkau8139

  • Sr. Member
  • ****
  • Posts: 304
Answer to Question 1

5

Answer to Question 2

4

Answer to Question 3

1

Answer to Question 4

4



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

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?

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.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

For a complete list of videos, visit our video library