There are currently 118 known elements on the periodic table, and we've put 20 of them ... What element is Si? Si stands for ...

Silicon (Si) is a metalloid, element number 14 on the periodic table. Like carbon, silicon has four bonding sites, but silicon is more than twice as heavy as carbon. The high melting point of ...

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 ...

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 ...