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All India Secondary School Examination, commonly known as the class 10th board exam, is a centralized public examination that students in schools affiliated with the Central Board of Secondary Education, primarily in India but also in other Indian-patterned schools affiliated to the CBSE across the world, taken at the end of class 10. The board ...
On 12 April 2018, the police said that Rakesh Kumar, who leaked the class 12 economics paper, had leaked class 10 mathematics paper also. [40] Consequently, the Central Board of Secondary Education has put in place a system of "encrypted" question papers, which are supposed to be printed by the schools half an hour before the exam starts. [41]
This is a list of unsolved problems in chemistry. Problems in chemistry are considered unsolved when an expert in the field considers it unsolved or when several experts in the field disagree about a solution to a problem.
Making a saline water solution by dissolving table salt in water.The salt is the solute and the water the solvent. In chemistry, a solution is defined by IUPAC as "A liquid or solid phase containing more than one substance, when for convenience one (or more) substance, which is called the solvent, is treated differently from the other substances, which are called solutes.
A buffer solution is a solution where the pH does not change significantly on dilution or if an acid or base is added at constant temperature. [1] Its pH changes very little when a small amount of strong acid or base is added to it. Buffer solutions are used as a means of keeping pH at a nearly constant value in a wide variety of chemical ...
Abdul Ghaffar Khan (Pashto: عبدالغفار خان; 6 February 1890 – 20 January 1988), also known as Bacha Khan (Pashto: باچا خان) or Badshah Khan (بادشاه خان, 'King of Chiefs'), was an Indian independence activist from the North-West Frontier Province, and founder of the Khudai Khidmatgar resistance movement against British colonial rule in India.
Often an abbreviation of "KP" or "KPK" is used by unknowing journalists and media outlets, although these terms neither appears in the Constitution, any treaties or in legal cases to which it is a party. The terms Government of Khyber Pakhtunkhwa or Khyber Pakhtunkhwa Government are often used in official documents.