iÂ·onÂ·ic bond. A chemical bond formed between two ions with opposite charges. Ionic bonds form when one atom gives up one or more electrons to another atom. These bonds can form between a pair of atoms or between molecules and are the type of bond found in salts.
The answer is supernovae. In a supernova explosion, neutron capture reactions take place (this is not fusion), leading to the formation of heavy elements. This is the reason why it is said that most of the stuff that we see around us come from stars and supernovae (the heavy elements part).
Copper is a mineral found throughout your body. Itâs a nutrient that your body must have to function properly. You only need trace amounts of this heavy metal. Lead, mercury, and arsenic are examples of heavy metals that arenât good for you. But getting copper in trace amounts is essential. Getting too much of it or not enough of it can cause health problems.