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Definition of Atomic number 1
1. Noun. A nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe.
Specialized synonyms: Tritium
Generic synonyms: Chemical Element, Element, Gas
Substance meronyms: H2o, Water
Derivative terms: Hydrogenate
Lexicographical Neighbors of Atomic Number 1
Literary usage of Atomic number 1
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Chemical News and Journal of Industrial Science (1903)
"... which yielded the atomic number 1,1 = 139-66. The oxalate was washed with hot
water, and formed a heavy crystalline powder. ..."
2. Smith's Intermediate Chemistry by Alexander Smith (1922)
"The case of the hydrogen atom (atomic number = 1) has already been considered (p.
195). The helium atom (atomic number = 2) has two electrons, ..."
3. Elementary Principles of Chemistry by Raymond Bedell Brownlee, Robert Warren Fuller, William J. Hancock, Michael Druck Sohon, Jesse Elon Whitsit (1921)
"Placing hydrogen first and giving it the atomic number 1, the atomic numbers of
the succeeding elements, placed in the order of their "Q" values, ..."
4. Second Year College Chemistry by William Henry Chapin (1922)
"It bears the atomic number 1 and the atomic weight 1, and stands just outside
the system as a sort of measuring stick for the comparison of other elements. ..."
5. Hydropower 2002: Reclamation's Energy Initiative (1994)
"The first chemical element, symbol H, in the periodic table, atomic number 1,
atomic weight 1.00797; under ordinary conditions it is a colorless, odorless, ..."
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