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प्रश्न
State two differences between:
Rusting and burning.
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उत्तर
Difference between rusting and burning
| Rusting | Burning |
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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.
What is rusting?
State two most important conditions for rusting.
Write the balanced chemical equation of the manganese dioxide.
Describe simple experiments to show the presence of -
carbon dioxide in air using a test tube with outlets containing lime water.
Describe simple experiments to show the presence of -
water vapour in air using a glass tumbler and ice.
Identify the acidic oxides responsible for acid rain. State how their presence results in formation of acid rain. Give a reason why acid rain damages heritage buildings.
Give reason for the following:
Combustion and respiration show similarity.
Name the following:
The pollutant which combines with water vapour to give sulphuric acid – a product of acid rain.
Match the following
| 1. | Burning of meteors | a. | Exosphere |
| 2. | Weather change | b. | Stratosphere |
| 3. | Lowest temperature | c. | Mesosphere |
| 4. | Ozone layer | d. | Troposphere |
