Screenshot of Atoms, Symbols and Equations

This screenshot an interactive simulation, equally useful for projection on a large screen or for individual use by pupils. Pupils select ions (from the left and right of the screen) and interactively balance the charges on the ions; they are then prompted to input the formula of the compound. 

This section is aimed at sround Years 9/10 (UK); Grades 8/9 (US) 

This is one of over 50 screens in the complete program!

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  copyright Ray Le Couteur       Last update March 2005