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प्रश्न
Give reason for the following:
Acid rain has caused damage to heritage structures such as the Taj Mahal.
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उत्तर
Acid rain corrodes metallic surfaces & weakens the building materials such as statues, marble, lime stone [CaCO3] etc. It causes damage to heritage structures such as the Taj Mahal, which is predominantly made of lime stone and reacts with acids present in acid rain.
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संबंधित प्रश्न
Fill in the blank by choosing the correct word from the given list.
List: oxygen, carbonic, suIphur dioxide gas, precipitation, helium
____________ gas can cause acid rain.
Write ‘True’ or ‘False’ in front of following statement.
Nitrogen is a gaseous non-metal essential for respiration.
State and explain two ways by which air gets polluted in nature.
What happens when potassium nitrate is heated ?
What happens when Sodium burns in oxygen ? Also give the balanced chemical equation for the reaction.
Write fully balanced equation for the following :
MgO + H2O →
Describe simple experiments to show the presence of -
water vapour in air using a glass tumbler and ice.
In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
State the method of collection of the oxygen gas giving reasons.
Distinguish between:
Combustion & Rusting with suitable word equations only?
Name the following:
The pollutant which combines with water vapour to give sulphuric acid – a product of acid rain.
