Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove Ads
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards




share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

GMU Organic Chemist

Organic Chemistry 2 Course

QuestionAnswer
Ch22 What is a precursor of carbohydrates? A polyhydroxyaldehyde, a polyhydroxyketone
Ch22 What is the general formula of a carbohydrate CnH2nOn, where n varies from 3 to 8.
Ch22 Aldose a monosaccharide containing an aldehyde group.
Ch22 Ketose a monosaccharide containing a ketone group
Ch22 How are monnosaccharides classified? Carbon number. Triose has 3 carbons and so on
Ch22 What are the only trioses Glyceraldehyde (aldotriose) and Dihydroxyacetone (ketotriose)
Ch22 Describe D-Erythrose by Carbon # and hydroxyl location An aldotetrode, 4 carbons, both hydroxyl on right side.
Ch22 Describe D-Threose by Carbon # and hydroxyl location An Aldotetrose, OH closest to CHO is on left side, and the other is right
Ch22 Describe D-Ribose by Carbon # and hydroxyl location Aldopentose, closest to CHO, no OH. The remaining 2 OH's are on the right side
Ch22 Describe D-Glucose by Carbon # and hydroxyl location aldohexose, the OH Closest to the CHO is on the right side, the next on the left, and the remaining 2 on the right side
Ch22 Describe D-Galactose by Carbon # and hydroxyl location aldohexose, 1st OH on right, 2nd/3rd OH on left, and 4th OH on right
Ch22 Describe D-Fructose by Carbon # and hydroxyl location Ketohexose, 2nd carbon is a carbonyl, 3rd carbon OH on left, and 4th and 5th carbon OH on right
Ch22 Anomers : Carbohydrates that differ in configuration at their anomeric carbons named a and b
Ch22 How are haworth projections written? anomeric carbon on the right and the hemiacetal oxygen to the back right.
Ch22 pyran Six-membered hemiacetal rings
Ch22 furan Five-membered hemiacetal rings
Ch22 In what causes are Haworth projections are more accurate than chair Five-membered rings ex. Furanoses
Ch22 Name an example of a furanose Ribose
Ch22 In a furanose, what is the location of the CH2OH to the OH? Symetrically, right on the other carbon of the molecule
Ch22 What is more accurately represented as a chair? Pyranoses, ex: Glucopyranose
Ch22 What are 3 ways of depicting carbohyrates? Fischer Projection, Haworth Projection, Chair Conformation
Ch22 Mutarotation a or b form of a carbohydrate is converted to an equilibrium mixture
Ch22 Glycoside A carbohydrate in which the -OH of the anomeric carbon is replaced by -OR
Ch22 How are glycosides named? alkyl or aryl group bonded to oxygen followed by the name of the carbohydrate with the ending -e replaced by -ide. methyl -D-glucopyranoside
Ch22
Ch22
Ch22
Created by: NathanielZhu