The one having maximum protective power (G.No. = Gold number)

Gelatin (G.No.0.01)

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Engg albumin (G.No.015 to 0.25)

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Starch (G.No.25)

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Gum Arabic (G.No.15)

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Solution

The correct option is A
Gelatin (G.No.0.01)

Lower the gold number, higher its protective power

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Similar questions

The one having maximum protective power (G.No. = Gold number)

Gold number of some lyophilic sols are

$\begin{matrix} (i) & Casein & 0.01 (i i) & Haemoglobin & 0.03 (i i i) & Gum Arabic & 0.15 (i v) & Sodium oleate & 0.40 \end{matrix}$

Which has maximum protective power?

(A), (B), (C),

(D)

0.50, 0.01, 0.10

0.005

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