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The document discusses various chemical tests used to identify different types of lipids, including tests to identify esters, glycerol, choline, cholesterol, unsaturated fatty acids, and lipids that involve reactions like dehydration, bromination, and the formation of complexes. It provides questions about the reagents used and results observed for tests like the hydroximate test, Kraut's test, Liebermann-Burchard test, acrolein test, and bromine test.

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Alona Gale
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911 views4 pages

Answer Key

The document discusses various chemical tests used to identify different types of lipids, including tests to identify esters, glycerol, choline, cholesterol, unsaturated fatty acids, and lipids that involve reactions like dehydration, bromination, and the formation of complexes. It provides questions about the reagents used and results observed for tests like the hydroximate test, Kraut's test, Liebermann-Burchard test, acrolein test, and bromine test.

Uploaded by

Alona Gale
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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Test for ester

Acrolein test

Hydroximate test

Liebermann-Burchard test

Kraut's test

What is another name for Glycerol Test?

Hydroximate test

Kraut's test

Libermann-Burchard test

Acrolein test

Also known as test for choline

Hydroximate test

Libermann-Burchard test

Kraut's test

Acrolein test

This is test for the presence of cholesterol.

Hydroximate test

Libermann-Burchard test

Acrolein test

Kraut's test

Test for the presence of double bonds in fatty acids

Bromine test

Hydroximate test

Acrolein test

Kraut's test

The test that involved bromination via electrophilic addition


test for ester

test for unsaturation

test for choline

test for cholesterol

The principle involved is complexation.

Hydroximate test

All of these

Kraut's test

Liebermann-Buchard test

The test for lipids that involves dehydration (propenal).

Kraut's test

Acrolein test

Hydroximate test

All of these

The positive result in this lipid test is red to purple (burgundy).

Acrolein test

Hydroximate test

All of these

Kraut's test

This lipid test has burn fat odor.

Liebermann-Buchard test

Acrolein test

Hydroximate test

Kraut's test

Orange precipitate is the positive result for this test.

test for cholesterol


test for glycerol

Kraut's test

Liebermann-Buchard test

The positive result for this test is green color.

Liebermann-Buchard test

Test for glycerol

Acrolein test

Kraut's test

All of these describe Bromine test except:

test for the presence of double bond in fatty acid

involves bromination via electrophilic addition

has reddish brown positive result

test for saturation

It has bismuth nitrate reagent.

Kraut's test

Bromine test

Liebermann-Buchard test

Acrolein test

This lipid test has acetic anhydride and sulfuric acid reagents.

Acrolein test

Hydroximate test

Kraut's test

Liebermann-Burchard test

All of these will have positive result in Bromine test except:

Olive oil

Animal fat - lard


Omega-3 fatty acids

Canola oil

All of these are complex lipids except:

fatty acids

phospholipids

cholesteryl ester

glycolipids

Lipid with carbohydrate

glycolipid

all of these

galactolipid

saccharolipid

Lipid found in the nervous system only

phospholipid

sphingolipid

terpene

fatty acids

All of these are derivatives of cholesterol except:

aldosterone

progesterone

cholesteryl ester

insulin

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