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  1. Tardigrade
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  3. Chemistry
  4. The gold numbers of a few protective colloids are (A) Starch =25 (B) Gelatin =0.005-0.01 (C) Hemoglobin =0.03 (D) Dextrin =6-123. Which is the best protective colloid?

Q. The gold numbers of a few protective colloids are
(A) Starch
(B) Gelatin
(C) Hemoglobin
(D) Dextrin .
Which is the best protective colloid?

NTA AbhyasNTA Abhyas 2022 Report Error

Solution:

Smaller the gold number, greater will be its protecting power.

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