Classify Water. Also give a balanced equation to prepare it.

एक पंक्ति में उत्तर

Water → neutral oxide

2H₂+ O₂ → 2H₂O.

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अध्याय 7: Air and Atmosphere - Additional questions 3

अध्याय 7 Air and Atmosphere
Additional questions 3 | Q 9.01

Briefly state the importance of Carbon dioxide.

Briefly state the importance of Water vapour.

Name three noble gases present in the air. State their one industrial use

Write ‘True’ or ‘False’ in front of following statement.

Enamelling is the process of baking a mixture of silicates on the surface of aluminium at a high temperature.

State what would happen, if the air above the earth contained mainly oxygen and no nitrogen

Can you guess why fire extinguishers throw a stream of carbon-di-oxide while putting - off the fire?

List out the uses of nitrogen.

How do astronauts breathe when they go beyond the earth’s atmosphere?

Which gas in the atmosphere is essential for respiration?

Carbon dioxide gas is ______.