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प्रश्न
Give word equation for the following conversion:
Nitric oxide to nitrogen dioxide
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उत्तर
Nitric oxide + Oxygen → Nitrogen dioxide
The nitrogen dioxide further reacts with oxygen and water vapour of the air to give nitric acid.
संबंधित प्रश्न
Answer the question put against the following constituents of air :
Carbon dioxide : “Although carbon dioxide plays no role in respiration, all life would come to an end if there is no carbon dioxide in air.” Support this statement with relevant facts.
Statement given below is incorrect. Write the correct statement :
Potassium nitrate on strong heating decomposes into potassium nitrite and nitrogen gas.
Write down the composition of three main gases present in air by volume.
Give reason:
When water is heated, we see bubbles rising up.
Match the statements in List 1 with the correct answers in List 2
| List 1 | List 2 | ||
| 1 | An impurity in air | A | Water vapour |
| 2 | The component of air which supports combustion | B | Respiration |
| 3 | The inert component in the air slightly soluble in water | C | Rare gases |
| 4 | The component of air which minimizes the rate of evaporation | D | Sulphur dioxide |
| 5 | The process which involves oxidation of food substance in living organisms | E | Helium |
| 6 | The component of air which finds application in observation balloons | F | Carbon dioxide |
| 7 | The process which involves oxidation of substances, liberating heat and light energy | G | Combustion |
| 8 | The component of air which is heavier than air and fairly soluble in water | H | Nitrogen |
| 9 | The process by which atmospheric carbon dioxide is absorbed by plants resulting in the formation of carbohydrates | I | Photosynthesis |
| 10 | The component of air which is lighter than air and less than 1% in air | J | Oxygen |
Name the following:
The product formed when phosphorus burns in oxygen.
State four different properties of a compound and a mixture.
Air is a mixture of many _______.
Can you guess why fire extinguishers throw a stream of carbon-di-oxide while putting - off the fire?
When air is moving with cool and soothing, it is called a cyclone.
