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Separation Techniques. CHM 101 - Sinex. Methods based on physical properties. Particles size Solubility Insoluble/soluble Degree of solubility Density Magnetic (iron) vs. non-magnetic Sublimation (solid gas). Commonly used in organic chemistry. Techniques…. Decantation Filtration
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Separation Techniques CHM 101 - Sinex
Methods based onphysical properties • Particles size • Solubility • Insoluble/soluble • Degree of solubility • Density • Magnetic (iron) vs. non-magnetic • Sublimation (solid gas)
Commonly used in organic chemistry Techniques… • Decantation • Filtration • Sublimation • Paper chromatography and other types of chromatography (very powerful method) • Floatation • Sieving • Magnetism • Extraction • Distillation
How do you separate… • Sand and water • Alcohol and water • Corn starch and water • Iron and sulfur • Caffeine from coffee beans • Salt and pepper • Sand and pepper