Lewis base

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Space race (1957-1969) infographic between United States (U.S.) and Russia. America, Soviet Union, U.S.S.R., space exploration

Timeline of the Space Race, 1957–69

World Data Locator Map: Australia

Is Australia an Island?

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

Marriage. A couple getting married during a church wedding ceremony. (religion, ceremony, bride, groom)

The Seven Sacraments of the Roman Catholic church

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.

10 Famous Artworks by Leonardo da Vinci

Illustration for Demystified "How Dangerous is Quicksand"

How Deadly Is Quicksand?

Lewis base

chemical compounds

Learn about this topic in these articles:

chromatography

In chromatography: Retention
…acids) to electron donors (Lewis bases). The interplay of these forces and temperature are reflected in the partition coefficient and determine the order on polarity and eluotropic strength scales. In the special case of ions, a strong electrostatic force exists in addition to the other forces; this electrostatic force…
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complex formation

In chemical bonding: Theories of bonding in complexes
…pair, which is called a Lewis base, and a species that can accept an electron pair, which is called a Lewis acid. In complexes of the formula [M(H₂O)₆]ⁿ⁺, the central metal ion acts as the Lewis acid and the ligand molecules act as the Lewis bases by virtue of a…
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