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  2. Hunsdiecker reaction - Wikipedia

    en.wikipedia.org/wiki/Hunsdiecker_reaction

    In terms of reaction mechanism, the Hunsdiecker reaction is believed to involve organic radical intermediates. The silver salt 1 reacts with bromine to form the acyl hypohalite intermediate 2. Formation of the diradical pair 3 allows for radical decarboxylation to form the diradical pair 4, which recombines to form the organic halide 5. The ...

  3. National Eligibility cum Entrance Test (Undergraduate)

    en.wikipedia.org/wiki/National_Eligibility_cum...

    The exam duration is 3 hours (180 min). The exam is of 720 marks (maximum marks). Since 2021, there has been a significant alteration in the format of the question paper. The latest structure includes two sections, i.e. A and B, in all four subjects, namely Physics, Chemistry, Botany, and Zoology. There are 180 questions, all mandatory to be ...

  4. Chemistry - Wikipedia

    en.wikipedia.org/wiki/Chemistry

    Chemistry is the scientific study of the properties and behavior of matter. [1] It is a physical science within the natural sciences that studies the chemical elements that make up matter and compounds made of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during reactions with other substances.

  5. World Association of Theoretical and Computational Chemists

    en.wikipedia.org/wiki/World_Association_of...

    The World Association of Theoretical and Computational Chemists (WATOC) is a scholarly association founded in 1982 "in order to encourage the development and application of theoretical methods" in chemistry, particularly theoretical chemistry and computational chemistry. [1]

  6. IISER Aptitude Test - Wikipedia

    en.wikipedia.org/wiki/IISER_Aptitude_Test

    Physics, Chemistry, Mathematics, Biology: Purpose: Admission to undergraduate science programs (BS Four-year and BS-MS Dual Degree Five-year programs) in 7 IISERs, BS Four-year program in IISc, and BS Four-year program of MSE in IIT Madras only. Year started: 2010 (15 years ago) () Duration: 3 hours: Score range-60 to +240: Offered: once in a year

  7. Sixth Term Examination Paper - Wikipedia

    en.wikipedia.org/wiki/Sixth_Term_Examination_Paper

    For examinations up to and including the 2018 papers, the specification for STEP 1 and STEP 2 was based on Mathematics A Level content while the syllabus for STEP 3 was based on Further Mathematics A Level. The questions on STEP 2 and 3 were about the same difficulty. Both STEP 2 and STEP 3 are harder than STEP 1. [6]

  8. Outline of chemistry - Wikipedia

    en.wikipedia.org/wiki/Outline_of_chemistry

    Immunochemistry – is a branch of chemistry that involves the study of the reactions and components on the immune system. Chemical oceanography – study of ocean chemistry: the behavior of the chemical elements within the Earth's oceans. Mathematical chemistry – area of study engaged in novel applications of mathematics to chemistry. It ...

  9. Syllabus - Wikipedia

    en.wikipedia.org/wiki/Syllabus

    In a 2002 study, Parks and Harris suggest "a syllabus can serve students as a model of professional thinking and writing". [ 10 ] syllabus is the syllabus In 2005, Slattery & Carlson describe the syllabus as a "contract between faculty members and their students , designed to answer student's questions about a course, as well as inform them ...