define properties of hydrogen
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hydrogen is the first element of periodic table with atomic number 1 and having atomic mass 1.
hydrogen has three isotopes.
- protium ,deuterium and tritium.
- hydrogen is the most abundant element in universe.
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At standard temperature and pressure, hydrogen is a nontoxic, nonmetallic, odorless, tasteless, colorless, and highly combustible diatomic gas with the molecular formula H2. Hydrogen is also prevalent on Earth in the form of chemical compounds such as hydrocarbons and water.
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