Power Thesaurus 1969, governess thesaurus, Power Thesaurus, viewed 2 September, 2017, <http://www.powerthesaurus.org/governess/synonyms>.
The noble gases have weak interatomic force, and consequently have very low melting and boiling points. They are all monatomic gases under standard conditions, including the elements with larger atomic masses than many normally solid elements.
Yes, they are. The noble gases (group 18) on the periodic table of elements are unreactive because they have 8 electrons on their outer shell (valence electrons) and therefore â¦ they are very stable. Due to this stability, they will rarely react with any other chemical.