Question

define: aerosol ,foam ,emulsion,sol,gel and solid sol

Answer 1

Definitions are as follows -

• Aerosol : Aerosol is a colloidal system where the dispersed phase is liquid or solid particle,and the dispersion medium is gas.

• Foam : Foam is a colloidal system where the dispersed phase is gas ,and the dispersion medium is solid or liquid. (Solid dispersion medium for solid foam only.)

• Emulsion : Emulsion is a colloidal system where the dispersed phase is liquid and dispersion medium is another liquid.

• Sol : Sol is a colloidal system where the dispersed phase is solid ,and the dispersion medium is liquid.

• Gel : Gel is a colloidal system where the dispersed phase is solid and the dispersion medium is liquid.

• Solid sol : Solid sol is a colloidal system where the dispersed phase is solid and dispersion medium is another continuous solid.

Answer 2

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