- Helium | Definition, Properties, Uses, Facts | Britannica
Helium, chemical element, inert gas of Group 18 (noble gases) of the periodic table The second lightest element, helium is a colorless, odorless, and tasteless gas that becomes liquid at -268 9 degrees Celsius
- Helium - Wikipedia
Helium (from Greek: ἥλιος, romanized: helios, lit 'sun') is a chemical element; it has symbol He and atomic number 2 It is a colorless, odorless, non-toxic, inert, monatomic gas and the first in the noble gas group in the periodic table
- Helium - Element information, properties and uses | Periodic Table
Element Helium (He), Group 18, Atomic Number 2, s-block, Mass 4 003 Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images
- Helium Definition, Facts, Symbol, Discovery, Property, Uses
Helium (pronunciation: HEE-lee-em) is a colorless, odorless element classified as a non-metal, belonging to the group of inert gases in the periodic table and is represented by the chemical symbol He [1, 2, 3]
- About Helium - Bureau of Land Management
Helium is an odorless, nontoxic, colorless, tasteless gas; it has a very low chemical reactivity and it is lighter than air These characteristics are why helium plays a prominent role in space exploration, national defense, scientific research, medical technology, high-tech manufacturing and energy programs
- Helium Facts - Atomic Number 2 or He
Helium is a chemical element with the symbol He and atomic number 2 It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas that heads the noble gas group in the periodic table
- Helium Element- Properties, Uses, Toxicity, Safety - Science Info
Helium element, with the symbol He and atomic number 2, is the second most abundant chemical element in the universe It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas at the top of the periodic table of noble gases It has the lowest boiling and melting points of any element
- Helium, Chemical Element - structure, uses, elements, metal, gas . . .
Helium is the second most abundant element in the universe Only hydrogen occurs more often than helium Helium is also the second simplest of the chemical elements Its atoms consist of two protons, two neutrons, and two electrons Only the hydrogen atom is simpler than a helium atom
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