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THE “periodic” classification of the elements plays such an important part in courses of inorganic chemistry for students that a large wall diagram illustrating this classification has now become a ...

Recognize these rows and columns? You may remember a detail or two about this mighty table’s organization from a long-ago chemistry class. Elements are ordered according to their number of protons, or ...

Gurmeet Kaur is an Education Industry Professional with 10 years of experience in teaching and creating digital content. She is a Science graduate and has a PG diploma in Computer Applications. At ...