Question

Physical and chemical properties , uses of hydrogen

Answer 1

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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Answer 2

Answer:-

$\boxed{\red{Physical \: Properties \: of \: Hydrogen:-}}$

Hydrogen is a nontoxic, nonmetallic, odourless, colourless and slightly soluble in water and other liquids.

$\boxed{\pink{Chemical \: Properties \: Of \: Hydrogen:-}}$

Its atomic atomic number is 1 and atomic mass is 1.007825 g.mol -1. Melting point is -259 C

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