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Which of the following is the best prote...

Which of the following is the best protective colloid?

A

Gelatin (Gold No. =0.005)

B

Gum arabic (Gold No.-0.15)

C

Egg albumin (Gold No. 0.08)

D

All possess same protective power

Text Solution

Verified by Experts

The correct Answer is:
A
Lower is the gold number, higher will be the protective power. Thus, gelatin has maximum protective power.
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DISHA PUBLICATION-SURFACE CHEMISTRY-Exercise-1 : Concept Builder (TOPICEWISE)
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  17. Arrange the following electrolytes in the increasing order of coagulat...

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  18. A freshly obtained of SnO(2) is peptized by little of KOH to give a so...

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