Chemistry Experiments
95 experiment protocols with step-by-step instructions
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Alum Crystal Growing
Creating large transparent alum crystals
Grow large, transparent octahedral potassium alum crystals from a supersaturated solution.
Fractional Crystallization of Salt and Sand
Separating a mixture using solubility differences
Separate a mixture of salt and sand using fractional crystallization, demonstrating dissolution, filtration, and evaporative crystallization.
Growing Copper Sulfate Crystals
Producing large blue crystals by slow evaporation
Grow large, well-formed copper sulfate pentahydrate crystals using the slow evaporation method, demonstrating supersaturation and crystal lattice formation.
Sugar Crystal Rock Candy
Growing edible sugar crystals on a string
Grow large sugar (sucrose) crystals on a string to create rock candy, demonstrating supersaturation and nucleation with an edible product.