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What are gels ? Give an example of elast...

What are gels ? Give an example of elastic and non-elastic gel.

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Gels : These are colloidal solution of liquids in a solids. In a gel the dispersed phase is a liquid while dispersion medium is solid.
Elastic gels : These gels possesses the property of elasticity. For e.g, agar-agar, fruit pectin, gelatin etc.
Non-elastic gels : These gels do not possesses the property of elasticity For e.g. silica gel.
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