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.
Molecular bond A covalent bond, also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms. These electron pairs are known as shared pairs or bonding pairs, and the stable balance of attractive and repulsive forces between atoms, when they share electrons, is known as covalent bonding.