Taj Mahal is changing its colour with presenting spots of yellow brown and green and pictures that we observed as early morning yellow and now it is becoming brown and green it is very it is a very serious problem Taj Mahal is built of marble marble contains traces of the ions V Supreme Court has instructed the government to see for help what is described as a boy wearing change in a colour of the Taj Mahal (a) name the process in chemical equation for changing the colour to the brown colour
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Taj Mahal corrosion of calcium.
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Answer: this process is called corrosion
Explanation: as the oxides of nitrogen and sulphur are present in atmosphere it mixes with rain and forms acid rain
When does acid rain falls it corrodes the monument.
Taj Mahal is becoming yellow and green due to this acid rain only.
Changing the colour of the surface of monument or any other substance is known as corrosion
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