Now use the diagram below to locate the external structures on your grasshopper. A grasshopperâs eardrum, or tympanum, is located below the second pair of wings on each side of the thorax. Locate the tympanum on your grasshopper using the picture below. The tympanum is used for hearing. tympanum Like all insects, grasshoppers have six legs.
Ionic bonding is the bonding that involves a transfer of electrons.
In an ionic bond, when the metal atom has a single electron in its outer shell and the non-metal needs an electron to complete its outer shell, the metal atom gives its electron to the non-metal. Similarly, in the covalent bond, they share the electron equally. Ionic Bond. Covalent Bond. Definition. A chemical bond between two dissimilar atoms in which atom gives up an electron to another. A covalent bond is a chemical bond that involves the sharing of electrons between two similar atoms.