In the manufacture of sulphuric acid by contact process, tyndall box is used to:
A
Convert SO2 to SO3
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B
Test the presence of dust particles
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C
Filer the dust particles
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D
Remove impurities
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Solution
The correct option is B Test the presence of dust particles In the manufacture of H2SO4 by contact process, tyndall box is used to test the presence of dust particles.