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18/03/2022 7:00 pm
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Identify the pollutant gases largely responsible for the discoloured and lustreless nature of marble of the Taj Mahal?
(a) O3 and CO2
(b) CO2 and NO2
(c) SO2 and NO2
(d) SO2 and O3
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18/03/2022 7:02 pm
Correct answer: (c) SO2 and NO2
Explanation:
SO2 and NO2 are responsible for the discoloured and lustureless nature of marble.