Bronze is a mixture of copper and tin. Water is a compound of the elements hydrogen and oxygen.
Cinnabar is a compound that contains mercury and sulfur.
Crispix has the properties of a compound . Brass and bronze are made up of varying amounts of metals, depending on how it is made. The elements are not bonded in constant ratios, much like the raisins and flakes in Raisin Bran. Therefore, brass and bronze are simply mixtures of elements. Water and cinnabar, however, have a constant composition.