Which is a characteristic of all ions? O They are metals.
O They have a charge.
They are made of two or more types of atoms.
O They form chemical bonds through electron sharing.

chemical digestion occurs in the stomach were hcl and pepsin forms chyme, the mouth in which salivary amylase breaks down starch to form bolus, and the small intestine specifically the duodenum.

it forms an anion that has a larger radius. anions have a negative charge and are larger than the original atom.