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Carbon Dioxide / Chemical Reaction Rates

15 minutes 25 seconds

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Experiments show the production and properties of carbon dioxide and its use as a fire extinguisher. The second part demonstrates the effect of surface area, temperature, and concentration on chemical reaction rates.

Media Details

Runtime: 15 minutes 25 seconds

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.
School Chemistry Experiments
Episode 1
11 minutes 32 seconds
Grade Level: 10 - 12
Silvery metallic orb with iridescent spiky crystals adhering to the bottom. Caption: Iodine crystals are not only interesting
School Chemistry Experiments
Episode 2
12 minutes 51 seconds
Grade Level: 6 - 12
Narrow curving tube exits into a wider tube. Both are underwater. Caption: whether hydrogen has a higher or lower density than air.
School Chemistry Experiments
Episode 3
10 minutes 27 seconds
Grade Level: 9 - 12
Beaker of liquid with a yellow substance dissolving. Caption: It was formed by the oxidation of potassium iodide.
School Chemistry Experiments
Episode 4
14 minutes 5 seconds
Grade Level: 9 - 12
Test tube with aqua liquid in the bottom is immersed in ice water. Caption: and at low temperatures, the reaction is slowed down.
School Chemistry Experiments
Episode 5
15 minutes 25 seconds
Grade Level: 10 - 12
Person pouring clear liquid into 4 beakers. Caption:  Nitric acid is a very strong oxidizing agent.
School Chemistry Experiments
Episode 6
11 minutes 47 seconds
Grade Level: 10 - 12
Broken pottery with a lump of metal on the ground. Caption: we find iron reduced from the iron(III) oxide.
School Chemistry Experiments
Episode 7
15 minutes 18 seconds
Grade Level: 10 - 12
A large beaker with a substance in the bottom, a smaller beaker suspended above it. Caption: and yet their properties are so different.
School Chemistry Experiments
Episode 8
22 minutes 1 seconds
Grade Level: 10 - 12
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
School Chemistry Experiments
Episode 9
15 minutes 41 seconds
Grade Level: 10 - 12
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
School Chemistry Experiments
Episode 10
11 minutes 57 seconds
Grade Level: 9 - 12