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Periodic Table Web Elements

Periodic Table Web Elements. Hydrogen. Hydrogen was discovered by Henry Cavendish at 1766 in London, England. Origin of name: from the Greek words "hydro" and "genes" meaning "water" and "generator". Atomic number: 1 Standard state: gas at 298 K. Calcium .

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Emerging Trends in Community College Finance

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Krypton

YOU KNOW YOU NEED IT! . Krypton. Emma Bartlett Chemistry 2 Period 8. Krypton: the noblest gas . Krypton was discovered in 1898 by Sir William Ramsay, Morris W. Travers. After liquid air had been boiled away, Krypton appeared as a residue.

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