Advertisements
Advertisements
प्रश्न
Give reason for the following:
Acid rain has caused damage to heritage structures such as the Taj Mahal.
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.
APPEARS IN
संबंधित प्रश्न
Fill in the blanks :
Oxides of sulphur and nitrogen combine with rain water to form ___________ and _________ which cause ____________.
Tick (√ ) the most appropriate answer.
Galvanising is the process of coating iron with a layer of molten :
Write fully balanced equation for the following :
MgO + H2O →
State two most important conditions for rusting.
Describe simple experiments to show the presence of -
oxygen and nitrogen component in air using a bell jar
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 word equation for the reaction involving the above preparation of oxygen.
Give the main experimental points only to demonstrate that magnesium.
Name the following:
The pollutant which combines with water vapour to give sulphuric acid – a product of acid rain.
What is meant by burning?
