👉 The term "metasilicate" is often used in chemistry to refer to a compound that contains two or more metal ions. It can be defined as a molecule with an atom of one element bonded to atoms from another element, where the outermost shell of the bonded elements are metals (e.g., Na+ and Mg2+) instead of non-metals (e.g., K+ and Al3+. The presence of a bridging metal ion in the metasilicate means that it is