Question

Give any three physical properties of hydrogen.

Answer 1

Answer:

• A colourless, odourless, tasteless, flammable gaseous substance that is the simplest member of the family of chemical elements.

• The hydrogen atom has a nucleus consisting of a proton bearing one unit of positive electrical charge.

• An electron, bearing one unit of negative electrical charge, is also associated with this nucleus.

Explanation:

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Answer 2

• It is a colorless and odorless gas with the lowest density among all gases. It is regarded as the clean energy source of the future because it is produced from waters and returns to water when oxidized.
• It is found in water and practically all living organisms' molecules. It is still linked to carbon and oxygen atoms.

• Physical properties are as follows:-

1. Color less and odorless gas
2. Insoluble in water
3. Lower density than air