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absorption - adsorbent - adsorption - aeration - aerosol - alkali metal - alkaline earth - alkaline earth metal - allotrope - alloy - amalgam - analysis - atom - boiling - boiling point - chemical change - chemical element - chemical property - chromatography - colloid - column chromatography - compound - concentration - condensation - congener - crystallization - density - dialysis (chemistry ...
Most IGCSE subjects offer a choice of tiered examinations: Core or Extended papers (in Cambridge International), and Foundation or Higher papers (in Edexcel). This is designed to make IGCSE suitable for students with varying levels of ability. In some subjects, IGCSE can be taken with or without coursework.
The following outline acts as an overview of and topical guide to chemistry: . Chemistry is the science of atomic matter (matter that is composed of chemical elements), especially its chemical reactions, but also including its properties, structure, composition, behavior, and changes as they relate to the chemical reactions.
The BTEC is another Level 1/2 qualification available in the same territories as the GCSE, and is graded at 5 levels. At Level 2, comparable to A*, A, B, and C respectively are the Distinction*, Distinction, Merit, and Pass. A BTEC at Level 1 is simply marked as "Level 1", with no subdivision. Below that level, a U is awarded, as in GCSEs.
The CRC Handbook of Chemistry and Physics is a comprehensive one-volume reference resource for science research. First published in 1914, it is currently (as of 2024) in its 105th edition, published in 2024. It is known colloquially among chemists as the "Rubber Bible", as CRC originally stood for "Chemical Rubber Company". [2]
Core Subjects. Learners will be required to take the 12 core subjects provided. 1. English 2. Kiswahili or Kenyan Sign Language for learners who are deaf 3. Mathematics 4. Integrated Science 5. Health Education 6. Pre-Technical and Pre-Career Education 7. Social Studies 8. Religious Education – learners choose one of the following: i.
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]