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  2. National Curriculum and Textbook Board - Wikipedia

    en.wikipedia.org/wiki/National_Curriculum_and...

    All public schools and many private schools in Bangladesh follow the curriculum of NCTB. Starting in 2010, every year free books are distributed to students between Grade-1 to Grade-10 to eliminate illiteracy. [6] These books comprise most of the curricula of the majority of Bangladeshi schools. There are two versions of the curriculum.

  3. Anki (software) - Wikipedia

    en.wikipedia.org/wiki/Anki_(software)

    Anki (US: / ˈ ɑː ŋ k i /, UK: / ˈ æ ŋ k i /; Japanese:) is a free and open-source flashcard program. It uses techniques from cognitive science such as active recall testing and spaced repetition to aid the user in memorization.

  4. LibreTexts - Wikipedia

    en.wikipedia.org/wiki/LibreTexts

    LibreTexts' current primary support is from the 2018 Open Textbook Pilot Program award from the Department of Education Organization Act. [7] [10] [5] [11] FIPSE [12] Other funding comes from the University of California Davis, the University of California Davis Library, [5] and the California State University System both through MERLOT and its Affordable Learning Solutions (AL$) program.

  5. Flashcard - Wikipedia

    en.wikipedia.org/wiki/Flashcard

    A flashcard or flash card is a card bearing information on both sides, usually intended to practice and/or aid memorization. It can be virtual (part of a flashcard software) or physical. Typically, each flashcard bears a question or definition on one side and an answer or target term on the other.

  6. ChemSpider - Wikipedia

    en.wikipedia.org/wiki/ChemSpider

    ChemMantis, [14] the Chemistry Markup And Nomenclature Transformation Integrated System uses algorithms to identify and extract chemical names from documents and web pages and converts the chemical names to chemical structures using name-to-structure conversion algorithms and dictionary look-ups in the ChemSpider database. The result is an ...

  7. Perry's Chemical Engineers' Handbook - Wikipedia

    en.wikipedia.org/wiki/Perry's_Chemical_Engineers...

    The subjects covered in the book include: physical properties of chemicals and other materials; mathematics; thermodynamics; heat transfer; mass transfer; fluid dynamics; chemical reactors and chemical reaction kinetics; transport and storage of fluid; heat transfer equipment; psychrometry and evaporative cooling; distillation; gas absorption; liquid-liquid extraction; adsorption and ion ...

  8. Extended periodic table - Wikipedia

    en.wikipedia.org/wiki/Extended_periodic_table

    This is an accepted version of this page This is the latest accepted revision, reviewed on 27 January 2025. Periodic table of the elements with eight or more periods Extended periodic table Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon Potassium Calcium Scandium Titanium Vanadium Chromium ...

  9. Isotopes of antimony - Wikipedia

    en.wikipedia.org/wiki/Isotopes_of_antimony

    Download as PDF; Printable version; ... 125 Te: 7/2+ 125m1 Sb 1971.25(20) keV ... International Union of Pure and Applied Chemistry. 19 October 2005. Half-life, spin ...