« previous next »

Author Question: How many meso dibromocyclopentanes, C5H8Br2, are there? 1.0 2.1 3.2 4.3 ... (Read 36 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?

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?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Video: Summary of female reproductive cycle days 1-28

For a complete list of videos, visit our video library