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

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

One Line Answer

Water → neutral oxide

2H₂+ O₂ → 2H₂O.

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Chapter 7: Air and Atmosphere - Additional questions 3

Chapter 7 Air and Atmosphere
Additional questions 3 | Q 9.01

Answer the question put against the following constituents of air :

Water vapours : Explain their role in modifying the earth’s climate.

Fill in the blank space by choosing the correct word from the given list.
List: oxygen, carbonic, suIphurUioxide gas, precipitation, helium

_______ gas is used for filling weather observation balloons.

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

The trapping of solar heat energy in the earth’s atmosphere is called greenhouse effect.

Briefly state the importance of Nitrogen.

What is the significance of water vapour in air?

Write down the composition of three main gases present in air by volume.

What is the percentage of oxygen in air?

Why do we see the sky and air clear and clean after rainfall?

Why does a lump of cotton wool shrink in water?

Metals like magnesium, iron, and sodium burn in oxygen and give basic ______.