Separation of Substances (55x90cm)

The “Separation of Substances” (55x90 cm) educational chart visually presents major techniques for separating mixtures, making it an essential reference for chemistry classrooms, laboratories, and science instruction.​

Chart Features

Large-format, laminated 55x90 cm chart for long-term, visible classroom display.​

Illustrates a variety of separation methods with clearly labeled diagrams and brief explanatory text for each technique.

Commonly depicted separation methods include:

Handpicking: Manual removal of distinct impurities from a mixture.​

Sieving and Winnowing: Separation based on particle size or density, often used for grains and seeds.​

Magnetic Separation: Isolating magnetic materials from a mixture, such as separating iron from sand.​

Sedimentation and Decantation: Allowing heavy particles to settle and pouring off the liquid.​

Filtration: Passing a mixture through a filter to separate solids from liquids.​

Evaporation and Crystallization: Removing a solvent by evaporation to recover dissolved solids or forming pure crystals as the solvent evaporates.​

Distillation: Separating components based on differences in boiling points, used for mixtures of liquids.​

Chromatography: Separating substances based on their movement through a medium.​

Separating Funnel: Used for separating immiscible liquids (e.g., oil and water).​

Educational Value

Each method is explained with a concise description, the principle it relies on (size, solubility, boiling point, magnetism, density), and common real-world or laboratory examples.​

Supports the science curriculum by helping students identify and select the appropriate technique for different mixtures, understand underlying scientific principles, and relate them to practical contexts.​

Useful for introducing the concepts of pure substances, mixtures, and the necessity of separation in everyday life and industrial processes.​

This chart is a valuable teaching aid, providing visual clarity and succinct information on the fundamental methods for separating components of mixtures.