Define Noble gases. Noble gases synonyms, Noble gases pronunciation, Noble gases translation, English dictionary definition of Noble gases. n. Any of the elements in Group 18 of the periodic table, including helium, neon, argon, krypton, xenon, and radon
The meaning of NOBLE GAS is any of a group of rare gases that include helium, neon, argon, krypton, xenon, and usually radon and that exhibit great stability and extremely low reaction rates —called also inert gas.
Medical Definition noble gas noun no·ble gas ˈnō-bəl- : any of a group of rare gases that include helium, neon, argon, krypton, xenon, and sometimes radon and that exhibit great stability and extremely low reaction rates called also inert gas ...
On the basis of experimental evidence relating chemical properties to electron distributions, it was suggested that in the atoms of the noble gases heavier than helium, the electrons are arranged in these shells in such a way that the outermost shell always contains eight electrons, no matter how...
Those reaction-resistant atoms became known as the inert or noble gases, as under ordinary conditions they all existed in the gaseous state. From Science News Many agricultural experiments include a mix of noble gases and air to yield ions of nitrogen and oxygen. From Science News These include...
Synonyms Rare gases Definition The noble gases are a group of chemical elements with a very low chemical reactivity. In most natural conditions, they cannot form chemical compounds and their abundances and isotopic ratios are only affected by physical processes such as phase changes, kinetic effects...
What are noble gases? See the noble gases definition and varieties. Learn about the properties and applications of noble gases, and what makes them unique.Updated: 11/21/2023 What are Noble Gases? In chemistry, the noble gases refer to the chemical elements that belong to Group 18 of the ...
Related to noble: Noble gasesno·ble (nō′bəl) adj. no·bler, no·blest 1. Possessing hereditary rank in a political system or social class derived from a feudalistic stage of a country's development. 2. a. Having or showing qualities of high moral character, such as courage, ...
Definition Gases that are generally unreactive. Gases found in Group 18 of the periodic table. 11 Examples Can be from various groups (e.g., N2). Helium (He), Neon (Ne), Argon (Ar), etc. 15 Reactivity Don't readily react due to factors like full electron configuration. Rarely react...
Definition of Noble families in the Legal Dictionary - by Free online English dictionary and encyclopedia. What is Noble families? Meaning of Noble families as a legal term. What does Noble families mean in law?