Identify the pollutant gases largely responsible for the discoloured and lustreless nature of the marble of the Taj Mahal.

C O_{2}

and

N O_{2}

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S O_{2}

and

N O_{2}

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O_{3}

and

C O_{2}

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S O_{2}

and

O_{3}

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Solution

The correct option is A $S O_{2}$ and $N O_{2}$
$S O_{2}$ and $N O_{2}$ are the pollutant gases largely responsible for the discoloured and lusterless nature of the marble of the Taj Mahal. Usually $o x i d e s$ of $n i t r o g e n$ and $s u l p h u r$ cause acid rain which reacts with marble and cause it's dicoloration.
Option (B) is the correct answer.

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O_{3}, N_{2} O, N O_{2}, S O_{2}, C O_{2}, S n C l_{2}, C l_{2} O, H C N, + N O_{2}

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S O_{2}

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