« previous next »

Author Question: How many meso dibromocyclopentanes, C5H8Br2, are there? 1.0 2.1 3.2 4.3 ... (Read 39 times)

piesebel

  • Hero Member
  • *****
  • Posts: 565
on: Aug 23, 2018
How many meso dibromocyclopentane s, C5H8Br2, are there?
  1.0
  2.1
  3.2
  4.3
  5.4

Question 2

How many stereoisomers exist for the molecule shown below?
 
  1.1
  2.2
  3.3
  4.4
  5.8

Question 3

Which of the above molecules are achiral?
  1.A and C
  2.A and E
  3.B and C
  4.B and D
  5.D and E
 

Question 4

Which statement about chirality and optical activity is false?
  1.If a solution shows optical activity, it must have a compound present whose mirror image is not superimposable on the compound itself.
  2.Molecules with plane of symmetry will show no optical activity.
  3.The angle of rotation of plane-polarized light depends on how many chiral molecules does the light interact with while passing through the sample.
  4.Enantiomers will always have opposite signs of optical rotation.
  5.The R enantiomers are dextrorotatory.


TINA

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Aug 23, 2018
Answer to Question 1

3

Answer to Question 2

4

Answer to Question 3

2

Answer to Question 4

5


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

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

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Video: Polymerase chain reaction PCR - Animation

For a complete list of videos, visit our video library