Hydrogen1

Hydrogen is a chemical element with chemical symbol H and atomic number 1. With an atomic weight of 1.00794 u, hydrogen is the lightest element on the periodic table. Its monatomic form (H) is the most abundant chemical substance in the Universe, constituting roughly 75% of all baryonic mass.

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Symbol

H

Atomic mass

1.008

Density

0.08988 g/L

Boiling Point

20.271K

Melting Point

13.99K

Molar heat

28.836 (mol*K)

Discovered by: Henry Cavendish

Edu Periodic Table

The Edu Periodic Table, also known as the periodic table of chemical elements, is an interactive and modern display of the chemical elements. It is widely used in chemistry, physics, and other sciences, and is generally seen as an icon of chemistry.

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