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Surface Chemistry

Question

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Which of the following will have the highest coagulating power for As₂S₃ colloid?
PO₄^3–
SO₄^2–
Al³⁺
Na⁺

Solution

C.

Al³⁺

Some More Questions From Surface Chemistry Chapter

What do you mean by adsorbent and adsorbate?

What is desorption?

Define physical and chemical adsorption.

Is adsorption exothermic or endothermic?

What is an adsorption isotherm and isobar?

What are the physical states of dispersed phase and dispersion medium of froth?

Name a few common adsorbents.

What property must a good adsorbent have?

Why colloids are regarded as very good adsorbents?

What do you mean by sorption?

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