Word equations and balanced chemical equations ... can be calculated from its atomic number and mass number. The periodic table - AQA Mendeleev made an early periodic table. In the modern periodic ...

Chemistry can be a challenging subject for many students, particularly as they transition into their senior years of high school. While some teens take to the periodic table like a fish to water, ...

For that, we can turn our word equation into a symbol equation, like this one. It uses chemical symbols from the periodic table to represent the elements involved. Iron is Fe and oxygen is O.