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  2. A History of Hindu Chemistry - Wikipedia

    en.wikipedia.org/wiki/A_History_of_Hindu_Chemistry

    A History of Hindu Chemistry. A History of Hindu Chemistry is a two-volume book authored by Prafulla Chandra Ray, who was Professor of Chemistry at Presidency College, Kolkata, and published in the first decade of the twentieth century. Volume 1 was published in 1902 and Volume 2 in 1909. Both volumes were published by Williams and Norgate, London.

  3. Central Board of Secondary Education - Wikipedia

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

    www .cbse .gov .in. The Central Board of Secondary Education ( CBSE) is a national level board of education in India for public and private schools, controlled and managed by the Government of India. Established in 1929 by a resolution of the government, the Board was an experiment towards inter-state integration and cooperation in the sphere ...

  4. History of Punjab - Wikipedia

    en.wikipedia.org/wiki/History_of_Punjab

    The History of Punjab refers to the past history of Punjab region which is a geopolitical, cultural, and historical region in the northwest of South Asia, comprising eastern Punjab province in Pakistan and western Punjab state in India. [1] It is believed that the earliest evidence of human habitation in Punjab traces to the Soan valley of the ...

  5. Chemistry - Wikipedia

    en.wikipedia.org/wiki/Chemistry

    Chemistry is the scientific study of the properties and behavior of matter. 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.

  6. List of Indian inventions and discoveries - Wikipedia

    en.wikipedia.org/wiki/List_of_Indian_inventions...

    Pingala found the number of metres that had long notes and short notes; this is equivalent to finding the binomial coefficients. Jain texts define five different types of infinity – the infinite in one direction, the infinite in two directions, the infinite in area, the infinite everywhere, and the infinite perpetually.

  7. Board examination - Wikipedia

    en.wikipedia.org/wiki/Board_examination

    The 2024 CBSE board examination for Class 10 were held from 15 February till 11 March and from 15 February till 2 April for class 12. The usual starting time for each exam was 10:30 am but depending on the length and/or maximum marks for the subject, the finishing time was either 12:30 pm (2 hours, shorter exams, usually 40-50 marks) or 1:30 pm ...

  8. Adrenochrome - Wikipedia

    en.wikipedia.org/wiki/Adrenochrome

    Adrenochrome is a chemical compound produced by the oxidation of adrenaline (epinephrine). It was the subject of limited research from the 1950s through to the 1970s as a potential cause of schizophrenia. While it has no current medical application, the semicarbazide derivative, carbazochrome, is a hemostatic medication.

  9. Mahabharata - Wikipedia

    en.wikipedia.org/wiki/Mahabharata

    Synopsis. Ganesha writes the Mahabharata upon Vyasa's dictation. The core story of the work is that of a dynastic struggle for the throne of Hastinapura, the kingdom ruled by the Kuru clan. The two collateral branches of the family that participate in the struggle are the Kaurava and the Pandava.