any substance capable of forming a covalent bond with a base by accepting a pair of electrons from it.
a substance capable of accepting a pair of electrons from a base to form a covalent bond Compare Lewis base
- Lewis and clark expedition
A journey made by Meriwether Lewis and William Clark, during the presidency of Thomas Jefferson, to explore the American Northwest, newly purchased from France, and some territories beyond. The expedition started from St. Louis, Missouri, and moved up the Missouri River and down the Columbia River to the Pacific Ocean. The information that Lewis and […]
noun 1. the northernmost island of the Hebrides, in NW Scotland. 825 sq. mi. (2135 sq. km).
noun, Chemistry. 1. any substance capable of forming a covalent bond with an acid by transferring a pair of electrons to it. noun 1. a substance capable of donating a pair of electrons to an acid to form a covalent bond Compare Lewis acid
noun, Building Trades. 1. an anchor bolt having a conical base around which concrete or lead is poured to hold it.