question_answer

Identify the pollutant gases largely responsible for the discoloured and lustreless nature of marble of the Taj Mahal. [JEE Online 08-04-2017]

A) \[\text{S}{{\text{O}}_{\text{2}}}\,\text{and}\,{{\text{O}}_{\text{3}}}\]                

B) \[{{\text{O}}_{3}}\,\text{and}\,C{{\text{O}}_{2}}\]

C) \[\text{S}{{\text{O}}_{2}}\,\text{and}\,N{{\text{O}}_{2}}\]                        

D) \[\text{C}{{\text{O}}_{2}}\,\text{and}\,N{{\text{O}}_{2}}\]