JEE Main Chemistry question

Not in JEE Main or NEET syllabus

The basic principle of Cottrell's precipitator is

(A)Le-Chatelier's principle
(B)Peptisation
(C)Neutralisation of charge on colloidal particlesCorrect
(D)Scattering of light

Answer: (C)

Solution

In Cottrell's electrostatic precipitator, smoke particles are passed between highly charged electrodes; the charged smoke particles are attracted to and neutralised at an electrode of opposite charge, causing them

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Question ID VK-144758