Try these interactive flashcards based on GCSE chemistry past papers. By working your way through the flashcards created by experts, you can prepare for your chemistry exams and make your revision ...
Students use the terms isotope, atomic number, mass number, and atomic mass. Atomic Theory: Structure of the Atom: Students use the terms isotope, atomic number, mass number, and atomic mass to ...
The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...
Chemistry Nobel Prize winner Israeli scientist Daniel Shechtman looks through a microscope at the Technion Institute of Technology. Photo by AFP/ Getty Images. The 2011 Nobel Prize in chemistry was ...
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