In the manufacture of sulphuric acid by the c | vedclass

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(D) In the contact process for the manufacture of $H_2SO_4$,the $SO_2$ gas obtained from burning sulfur or roasting sulfide ores contains impurities l

Vedclass · Accepted Answer

Test the presence of dust particles

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(D) In the contact process for the manufacture of $H_2SO_4$,the $SO_2$ gas obtained from burning sulfur or roasting sulfide ores contains impurities like dust particles.These impurities must be removed to prevent the poisoning of the catalyst $(V_2O_5)$.The Tyndall box is specifically used to detect the presence of these dust particles in the gas stream by observing the scattering of light (Tyndall effect).

In the manufacture of sulphuric acid by the contact process,the Tyndall box is used to

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