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  2. Outline of organic chemistry - Wikipedia

    en.wikipedia.org/wiki/Outline_of_organic_chemistry

    The following outline is provided as an overview of and topical guide to organic chemistry: . Organic chemistry is the scientific study of the structure, properties, composition, reactions, and preparation (by synthesis or by other means) of carbon-based compounds, hydrocarbons, and their derivatives.

  3. List of organic reactions - Wikipedia

    en.wikipedia.org/wiki/List_of_organic_reactions

    Cadiot–Chodkiewicz coupling; Cadogan-Sundberg indole synthesis; Camps quinoline synthesis; Cannizzaro reaction; Carbohydrate acetalisation; Carbonyl reduction

  4. Past paper - Wikipedia

    en.wikipedia.org/wiki/Past_paper

    A past paper is an examination paper from a previous year or previous years, usually used either for exam practice or for tests such as University of Oxford, [1] [2] University of Cambridge [3] College Collections. Exam candidates find past papers valuable in test preparation.

  5. List of important publications in chemistry - Wikipedia

    en.wikipedia.org/wiki/List_of_important...

    Importance: Topic creator; historian Bill Bryson states, in his A Short History of Nearly Everything, that Gibbs’ Equilibrium paper is "the Principia of thermodynamics". [19] In addition, this paper, in many ways, functions as the mathematical foundation of physical chemistry.

  6. Resonance (chemistry) - Wikipedia

    en.wikipedia.org/wiki/Resonance_(chemistry)

    Contributing structures of the carbonate ion. In chemistry, resonance, also called mesomerism, is a way of describing bonding in certain molecules or polyatomic ions by the combination of several contributing structures (or forms, [1] also variously known as resonance structures or canonical structures) into a resonance hybrid (or hybrid structure) in valence bond theory.

  7. Memphis police use excessive force and discriminate against ...

    www.aol.com/memphis-police-excessive-force...

    MEMPHIS, Tenn. — The Memphis Police Department routinely engages in policing that violates residents' civil rights and discriminates against Black people, the U.S. Department of Justice said in ...

  8. These Vintage Barbie Dolls Could Be Worth Thousands

    www.aol.com/vintage-barbie-dolls-could-worth...

    In 1959, Ruth Handler — co-founder of the toy giant Mattel — was watching her daughter, Barbara, play with paper dolls. That was the initial spark to create the very first Barbie doll (named ...

  9. Here are the Democrats who may eventually run for president ...

    www.aol.com/news/democrats-may-eventually-run...

    Here is a very early, initial look at the Democratic Party politicians considered to be potential 2028 presidential contenders in the next race for the White House.