In his adult life he was a brilliant scientist, rising quickly in academic circles. He wrote a textbook, Chemical Principles, because he couldn’t find an adequate Russian book. Mendeleev discovered ...

Browse a list of curated classroom activities by the American Association of Chemistry Teachers. Lesson Plans: The Periodic Table and Bonding Download inquiry-based lesson plans and activity sheets to ...

Atoms, elements and compounds - AQA Mixtures - AQA Atomic structure - AQA The periodic table - AQA Sample exam questions - atomic structure and the periodic table - AQA ...

in an attempt to memorise some of the 118 elements. This year, the periodic table of chemical elements celebrates its 150th birthday. As the candles on the cake are lit, it's time to test your ...