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प्रश्न
Name the following.
Inert gases in the air
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उत्तर
Helium, Neon, Argon, Radon, Xenon, Krypton
संबंधित प्रश्न
What do you observe when a burning candle is covered with an inverted jar.
Write the chemical name of The white insoluble solid formed on the reaction of carbon dioxide with lime water.
Give two uses of the following component present in air:
water vapour
State four steps to be taken to control air pollution.
What will happen if the number of vehicles and factories in your surroundings increases?
Name the following.
Gases that are harmful to the ozone layer
Name the important scientists and their studies which led to the discovery of the components of air.
Match the following:
| 1. | Layer of air | a. | Hand fan |
| 2. | Electrical energy | b. | 21% |
| 3. | Nitrogen | c. | Windmill |
| 4. | Oxygen | d. | Atmosphere |
| 5. | Palm Trees | e. | 78% |
Do sailors need the help of wind to sail?
Wind does not help in the movement of which of the following?
