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  1. A table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure (and hence similar chemical properties) appear in vertical...

  2. The periodic table is a way of organising the elements which is used by scientists to group elements with similar properties. It has a unique arrangement of rows and columns. Making predictions...

  3. Atomic structure - AQA. Atoms consist of a nucleus containing protons and neutrons, surrounded by electrons in shells. The number of subatomic particles in an atom can be calculated from the atom's...

  4. Nov 13, 2023 · What is the Periodic Table? The Periodic Table is a fundamental tool in the study of chemistry, serving as a visual representation of the building blocks of matter. It is organised to highlight patterns and trends among elements.

    • Alexandra Brennan
    • Chemistry
  5. Sep 2, 2019 · What students need to know. All known elements are listed in the periodic table. The table features: rows called periods. columns called groups. metals on the left. non-metals on the right. reactive metals called alkali metals in group 1. the central metals block called transition metals.

    • Dorothy Warren
  6. 5 days ago · Periodic table, in chemistry, the organized array of all the chemical elements in order of increasing atomic number. When the elements are thus arranged, there is a recurring pattern called the ‘periodic law’ in their properties, in which elements in the same column (group) have similar properties.

  7. Nov 8, 2023 · Students should be able to determine the number of protons, electrons and neutrons for any given atom, isotope and ion of any element in the periodic table. Introduce nuclear attraction, atomic and ionic radius and the trends for reactivity and radiuses here.

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