Carbohydrates: Reaction of Ketone Groups in Food Chemistry
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Questions and Answers

What are the two types of CHO mentioned in the lecture outline?

aldoses and ketoses

Where is the carbonyl function group located in an aldose?

on the last C atom

What are some of the chemical reactions mentioned for carbohydrates?

mutarotation, hydrolysis, reduction, isomerization, dehydration, caramelization

What is the important type of browning mentioned in the lecture outline?

<p>Maillard reaction</p> Signup and view all the answers

What is the compound called if the carbonyl group occurs at any other C atom?

<p>Ketose</p> Signup and view all the answers

What is the most important ketose?

<p>Fructose</p> Signup and view all the answers

What are the two types of ring structures formed in sugar ring formation?

<p>Hemiacetal (aldoses) and Hemiketal (ketoses)</p> Signup and view all the answers

What is formed when an alcohol adds to an aldehyde?

<p>Hemiacetal</p> Signup and view all the answers

What is formed when an alcohol adds to a ketone?

<p>Hemiketal</p> Signup and view all the answers

How are chiral substances classified?

<p>D-series or L-series</p> Signup and view all the answers

What is the term used to describe the ability of an object to be superimposed on its mirror image?

<p>Chirality</p> Signup and view all the answers

What is the term used to describe the arrangement in space of atoms or groups of atoms of a molecule that can be changed only by breaking and making bonds?

<p>Configuration</p> Signup and view all the answers

What is the term used to describe the arrangement in space of atoms or groups of atoms of a molecule that can arise by rotation about a single bond?

<p>Conformation</p> Signup and view all the answers

What are molecules that possess an asymmetric center and can exist in stereoisomeric forms called?

<p>Stereoisomeric forms</p> Signup and view all the answers

What term describes the molecules that have the same formula but different arrangement of atoms in the molecule and different properties?

<p>Isomers</p> Signup and view all the answers

What term describes one of two stereoisomers that are mirror images of each other and non-superposable?

<p>Enantiomers</p> Signup and view all the answers

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