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Growing Crystals in Gels—Chemical Demonstration Kit

By: The Flinn Staff

Item #: AP6157

Price: $50.05

With the Growing Crystals in Gels Chemical Demonstration Kit, grow your own spectacular display of long-lasting crystals in gels using large bottles. Introduce students to the wonder of crystal growing with this easy-to-prepare display.

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This item can only be shipped to schools, museums and science centers

Product Details

Grow your own spectacular display of long-lasting crystals in gels—using large-size demonstration bottles! Mix two solutions together to form a gel overnight. Add another solution to the hardened gel and watch amazing crystals begin to form before your eyes! Crystals become more and more beautiful over the next two or three weeks! Introduce your students to the phenomenon of crystal growing with this easy-to-prepare demonstration. Highly visible potassium hydrogen tartrate and lead iodide crystals are grown—making a perfect classroom display. Kit includes a detailed handout with easy-to-follow instructions.

Concepts: Crystal formation, solutions/solubility, ions.
Setup Time Required: 30 minutes total over two class periods
Materials Provided: Acetic acid solution, lead nitrate solution, potassium chloride solution, sodium silicate solution, tartaric acid solution, potassium iodide, and two crystal-growing bottles with caps.
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