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Organic Acids

11 minutes 55 seconds

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Person holding an open beaker of a clear liquid next to an empty test tube. Caption: Acetic acid is weaker than most inorganic acids.

Organic acids, found in common foods, appear as citric acid (lemons), acetic acid (vinegar), and malic acid (apples). Also shows esterification and the formation of an ester.

Media Details

Runtime: 11 minutes 55 seconds

Topic: Science
Subtopic: Chemistry, Science Experiments
Grade/Interest Level: 10 - 12
Standards:

Release Year: 2001
Producer/Distributor: Landmark Media
Series: School Chemistry Experiments
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Open flame with a piece of metal in it. Flame below the metal is blue, above the metal is orange. Ca2+. Caption: Calcium compounds show a typical orange-red coloring.

Silvery metallic orb with iridescent spiky crystals adhering to the bottom. Caption: Iodine crystals are not only interesting

Narrow curving tube exits into a wider tube. Both are underwater. Caption: whether hydrogen has a higher or lower density than air.

Beaker of liquid with a yellow substance dissolving. Caption: It was formed by the oxidation of potassium iodide.

Test tube with aqua liquid in the bottom is immersed in ice water. Caption: and at low temperatures, the reaction is slowed down.

Person pouring clear liquid into 4 beakers. Caption: Nitric acid is a very strong oxidizing agent.

Broken pottery with a lump of metal on the ground. Caption: we find iron reduced from the iron(III) oxide.

A large beaker with a substance in the bottom, a smaller beaker suspended above it. Caption: and yet their properties are so different.

Beakers labelled 1M KOH, ind. and 1M HCI. Another beaker with a greenish liquid has a tube with a nozzle at the mouth of it. Caption: The neutral solutions will be changed

Measurement device with leads attached. A rectangular box filled with fluid and a person putting a lid on the box with two leads reaching into the liquid. Caption: An important part of the electrolysis cell