JEE Main Chemistry question

Not in JEE Main or NEET syllabus

From the following, which is not a surface phenomenon?

(A)Corrosion
(B)Crystallisation
(C)Heterogeneous catalysis
(D)None of the aboveCorrect

Answer: (D)

Solution

Corrosion is an attack on a metal surface, heterogeneous catalysis proceeds through adsorption of reactants on the catalyst surface, and crystallisation too proceeds through deposition of

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Question ID VK-144677