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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 ...
Textbooks published by NCERT are prescribed by the Central Board of Secondary Education (CBSE) [8] from classes I to XII, with exceptions for a few subjects, especially for the Class 10 and 12 Board Examination. Around 19 school boards from 14 states have adopted or adapted the books. [11]
Due to the rapid increase in COVID-19 cases in the country, CBSE cancelled the board exams of the 10th class and postponed the 12th class exams. [33] Like the 10th, Class 12th Board Exam 2021 has also been cancelled. Prime Minister Narendra Modi took a decision on this after a long meeting on 1 June 2021. [34] [35]
Description: This book was intended as an introduction to new theories in chemistry and as such, was one of the first Chemistry textbooks. [9] Importance: Introduction, Influence. Aside from being one of the first chemistry textbooks, the book was one of the first to state the Law of conservation of mass, define a chemical element, and contain ...
A concise four-page summary of the most important material in the Green Book was published in the July–August 2011 issue of Chemistry International, the IUPAC news magazine. The second edition of the Green Book (ISBN 0-632-03583-8) was first published in 1993. It was reprinted in 1995, 1996, and 1998.
The book was also believed to be a source of inspiration to David Hahn, nicknamed "the Radioactive Boy Scout" by the media, who attempted to construct a nuclear reactor in his mother's shed, [2] although the book does not include any nuclear reactions. Due to safety concerns, the book was eventually pulled from library shelves. [3]
This principle, foundational for all mathematics, was first elaborated for geometry, and was systematized by Euclid around 300 BC in his book Elements. [ 21 ] [ 22 ] The resulting Euclidean geometry is the study of shapes and their arrangements constructed from lines, planes and circles in the Euclidean plane ( plane geometry ) and the three ...
[9] [10] In 2021, there were 3,012 universities and colleges (see List of universities in China) in China, [11] and 147 National Key Universities, which are considered to be part of an elite group Double First Class universities, accounted for approximately 4.6% of all higher education institutions in China. [12]