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  2. Engineering Services Examination - Wikipedia

    en.wikipedia.org/wiki/Engineering_Services...

    The Services are also informally known as Indian Engineering Services (IES). Officers recruited through ESE are mandated to manage and conduct activities in diverse technical fields. Government infrastructure includes railways, roads, defence, manufacturing, inspection, supply, construction, public works, power, and telecommunications. [2]

  3. Civil Services Examination - Wikipedia

    en.wikipedia.org/wiki/Civil_Services_Examination

    This is an accepted version of this page This is the latest accepted revision, reviewed on 17 January 2025. Civil services examination in India This article is about the examination in India. For civil service examinations in general, see civil service entrance examination. This article may need to be rewritten to comply with Wikipedia's quality standards. You can help. The talk page may ...

  4. Indian Economic Service - Wikipedia

    en.wikipedia.org/wiki/Indian_Economic_Service

    The Indian Economic Service (abbreviated as IES, I.E.S.) is an inter-ministerial [2] and inter-departmental central civil service under Group A [3] of the executive branch of the Government of India. The unique aspect of the service is that the cadre posts are spread across various departments and ministries of central government numbering more ...

  5. Central Board of Secondary Education - Wikipedia

    en.wikipedia.org/wiki/Central_Board_of_Secondary...

    Offset applied for CBSE Class 12 exams (Delhi) [21] [0 = no moderation] Subject Offset (2019) Offset (2018) Offset (2017) Offset (2016) Mathematics 11 9 10 15 Physics 11 9 9 8 Chemistry 10 9 9 7 Biology 5 0 3 0 Political Science 6 0 5 5 Economics 5 0 3 6 Business Studies 5 6 6 11 Sociology 2 0 0 6 Geography 1 0 0 8

  6. 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.

  7. Rotamer - Wikipedia

    en.wikipedia.org/wiki/Rotamer

    In chemistry, rotamers are chemical species that differ from one another primarily due to rotations about one or more single bonds. Various arrangements of atoms in a molecule that differ by rotation about single bonds can also be referred to as different conformations. Conformers/rotamers differ little in their energies, so they are almost ...

  8. Stereochemistry - Wikipedia

    en.wikipedia.org/wiki/Stereochemistry

    Stereochemistry, a subdiscipline of chemistry, studies the spatial arrangement of atoms that form the structure of molecules and their manipulation. [1] The study of stereochemistry focuses on the relationships between stereoisomers, which are defined as having the same molecular formula and sequence of bonded atoms (constitution) but differing in the geometric positioning of the atoms in space.

  9. National Institutes of Technology (India) - Wikipedia

    en.wikipedia.org/wiki/National_Institutes_of...

    The National Institutes of Technology (NITs) are centrally funded technical institutes under the ownership of the Ministry of Education, Government of India.They are governed by the National Institutes of Technology, Science Education, and Research Act, 2007, which declared them institutions of national importance and laid down their powers, duties, and framework for governance.