In chemistry, a precipitate is an insoluble solid that emerges from a liquid solution.The emergence of the insoluble solid from solution is called precipitation. 2) Use the K sp for PbCl 2 to calculate the [Pb 2+] at which the chloride will precipitate: 1.7 x 10¯ 5 = [Pb 2+] [Cl¯] 2. It is the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth. Precipitation is a major component of the water cycle, and is responsible for depositing most of the fresh water on the planet.Approximately 505,000 km 3 (121,000 mi 3) of water falls as precipitation each year, 398,000 km 3 (95,000 cu mi) of it over the oceans. The rising level of unemployment is going to precipitate a huge crowd at the welfare office. Given the Earth's surface area, that means the globally averaged annual precipitation is 990 millimetres (39 in). The equations from the two previous pages 2K + Cl 2 2KCl 4Li + O 2 2Li 2 O still require state symbols to be complete.. You can also find multiple synonyms or similar words of Precipitate. lithium + oxygen lithium oxide. 2K (s) + Cl 2 (g) 2KCl (s). Precipitation refers to a chemical reaction that occurs in aqueous solution when two ions bond together to form an insoluble salt, which is known as the precipitate. 5. Precipitation is water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. The page not only provides Urdu meaning of Precipitate but also gives extensive definition in English language. How do raindrops form? Even though Mark is experiencing pain in his ankle, he cannot think of anything he did to precipitate the injury. Precipitation definition, the act of precipitating; state of being precipitated. Chemical precipitation, formation of a separable solid substance from a solution, either by converting the substance into an insoluble form or by changing the composition of the solvent to diminish the solubility of the substance in it. Precipitation Reaction. A chemical reaction that involves the formation of an insoluble product (precipitate; solid) is called Precipitation reaction. See more. Definition of Precipitate. to bring about especially abruptly. Find more ways to say precipitate, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. The distinction between precipitation and crystallization PbF 2 will precipitate first because the two compounds have similar formulas and K sp for PbF 2 is smaller. For chemistry separations, a decanter may have a stopcock or valve to drain the precipitate or dense liquid, or it may have a partition to separate fractions. Precipitation and the Water Cycle. The complete equations in words and symbols would be potassium + chlorine potassium chloride. Most precipitation falls as rain. Atomic Structure. State Symbols used in Chemical Equations.. Another word for precipitate. The reactants are soluble, but the product formed would be insoluble and separates out as a solid. Often the precipitate emerges as a suspension.. Precipitates can form when two soluble salts react in solution to form one or more insoluble products. The definition of Precipitate is followed by practically usable example sentences which allow you to construct your own sentences based on it. Examples of Precipitate in a sentence.