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Carolina Chemonstrations®: Crystal Garden Kit

Item # 820107 Exclusive

Grades 9–12. Students will thrill to see colorful stalagmite-like columns of silicate precipitates forming in test tubes during this demonstration. Students observe how transition metal salts dissolve in an aqueous solution of sodium silicate, write balanced equations for the metallic silicates formed, and see how the osmotic pressure of water helps to create and lengthen the silicate columns. This demonstration requires 15 min. Kit materials are sufficient to perform the demonstration 5 times.

Price

$39.75

In stock and available to ship.

Grades 9–12. A garden in chemistry class? Yes! Your students will thrill to see beautiful, colorful, stalagmite-like columns of silicate precipitates forming in test tubes during this demonstration. Students observe how transition metal salts dissolve in an aqueous solution of sodium silicate, write balanced equations for the metallic silicates formed, and see how the osmotic pressure of water helps to create and lengthen the silicate columns. This is a great demo to perform during lessons on solubility, reaction types, and osmosis.

With Carolina Chemonstrations®, students are active participants in chemical demonstrations. Students make a prediction about what will happen during the demonstration based on prior knowledge, show their grasp of the concepts by creating a particle-level explanation of the demonstration, and answer big picture questions about the topic. This demonstration requires approximately 15 min, and kit materials are sufficient to perform the demonstration 5 times.

   This item is sold and shipped to schools and businesses only. Not available to individuals or residential addresses. For substitution suggestions, please call us at 800.334.5551 (8am to 8pm, ET, Monday-Friday).

  • This item is only available from Carolina Biological Supply Company.
  • This item is sold and shipped to schools and businesses only. Not available to individuals or residential addresses. Visit our Login & Registration page to learn how to create a Login and link it to an approved school or business account.
 
Components Qty Included?
Sodium Silicate, 500 mL 1 Included
Manganese(II) Chloride Tetrahydrate, 25 g 1 Included
Copper(II) Chloride Dihydrate, 25 g 1 Included
Cobalt(II) Chloride Hexahydrate, 25 g 1 Included
Iron(III) Chloride Hexahydrate, 25 g 1 Included
Test Tubes 8 Included
Wooden Stirrers 20 Included
Digital Resource Card 1 Included
Teacher’s Manual with Reproducible Student Guide 1 Included
Test Tube Racks 2 Needed, Not Included
Spatulas or Chemical Scoops 4 Needed, Not Included
Graduated Cylinder, 50 mL 1 Needed, Not Included
Glass Stirring Rod 1 Needed, Not Included
Test Tube Brush 1 Needed, Not Included
Waste Container, 1 L 1 Needed, Not Included
Ring Stand with Single Buret Clamp 1 Needed, Not Included
Mortar and Pestle 1 Needed, Not Included
Paper Towels Needed, Not Included
Disposable Gloves Needed, Not Included
Carolina Biological Supply

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2700 York Road, Burlington, NC 27215-3398 • 800.334.5551