Tag: Element properties

While rhodium is extremely rare and most people never encounter it outside of industrial applications, questions about its safety can arise. So, is it safe to eat rhodium? The short answer is definitively no, due to the inherent risks associated with ingesting any non-food metal, and especially the toxicity of its chemical compounds.

With an atomic number of 20, calcium (Ca) is the fifth most abundant element in the Earth's crust, but did you know its position on the periodic table defines its chemical behavior? If you want to know in which group will you find calcium, the answer is Group 2, a classification that explains its high reactivity and metallic properties.