The element germanium was discovered in 1886. Its properties were similar to the predicted ones of Mendeleev’s ‘eka-silicon’. The periodic table is a good example of how scientific ideas ...

you will find a table on the wall in the shape of the periodic table. However, instead of the element, there are numbers in certain squares of the table. While it is immediately recognizable as ...

The element germanium was discovered in 1886. Its properties were similar to the predicted ones of Mendeleev’s ‘eka-silicon’. The periodic table is a good example of how scientific ideas ...