What happens in the purifying chamber in contact process?(a) The compounds are washed with nitrogen(b) Dust particles are removed(c) A spray of HCl is used for drying gasses(d) The compounds are heatedThis question was posed to me by my school principal while I was bunking the class.This key question is from P-Block Elements topic in portion P-Block Elements of Chemistry – Class 12

What happens in the purifying chamber in contact process?(a) The compo

1.	What happens in the purifying chamber in contact process?(a) The compounds are washed with nitrogen(b) Dust particles are removed(c) A spray of HCl is used for drying gasses(d) The compounds are heatedThis question was posed to me by my school principal while I was bunking the class.This key question is from P-Block Elements topic in portion P-Block Elements of Chemistry – Class 12
Answer» Right choice is (B) DUST particles are removed For explanation I would say: In the purifying unit the dust particles are removed by blowing STEAM and the soluble impurities are removed by WASHING the gases with water. A spray of conc. SULPHURIC acid is used for drying gasses.

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