124 (number) — 124 is the natural number following 123 and preceding 125.Number|number = 124 range = 120 cardinal = one hundred [and] twenty four ordinal = th ordinal text = one hundred [and] twenty fourth numeral = 124 factorization = 2^2 cdot 31 prime =… … Wikipedia
tellurium — /te loor ee euhm/, n. Chem. a rare, lustrous, brittle, crystalline, silver white element resembling sulfur in its properties, and usually occurring in nature combined with gold, silver, or other metals of high atomic weight: used in the… … Universalium
Isotopes of tellurium — There are 30 known isotopes of tellurium (Te) with atomic masses that range from 108 to 137. Naturally found tellurium consists of eight isotopes (listed in the table to the right); three of them are observed to be radioactive. 128Te has the… … Wikipedia
Stable isotope — Graph of isotopes/nuclides by type of decay. Orange and blue nuclides are unstable, with the black squares between these regions representing stable nuclides. The unbroken line passing below many of the nuclides represents the theoretical… … Wikipedia
Metalloid — 13 14 15 16 17 2 B Boron … Wikipedia
Dictionary of chemical formulas — This is a list of chemical compounds with chemical formulas and CAS numbers, indexed by formula. This complements alternative listings to be found at list of inorganic compounds, list of organic compounds and inorganic compounds by element. Table … Wikipedia
Словарь химических формул — Здесь приведён список химических веществ с их химическими формулами (обычно брутто) и номером CAS, по алфавиту формулы. Оглавление: A B C Ca Cu D E F G H I K L M N O P R S T U V W X Y Z … Википедия
Zinc — This article is about the metallic element. For other uses, see Zinc (disambiguation). copper ← zinc → gallium ↑ Zn ↓ Cd … Wikipedia
Timeline of chemical elements discoveries — The discovery of the elements known to exist today is presented here in chronological order. The elements are listed generally in the order in which each was first defined as the pure element,[clarification needed] as the exact date of discovery… … Wikipedia
Abundances of the isotopes — ▪ Table Abundances of the isotopes element Z symbol A abundance mass excess hydrogen 1 H 1 99.9885 7.289 2 0.0151 13.136 helium 2 He 3 0.000138 14.931 4 99.999863 2.425 lithium 3 Li 6 7.59 14.086 7 92.41 14.908 beryllium 4 Be 9 100 11.348… … Universalium
