Answer:
Ionic bond is created due to attraction among two ions. For attraction purpose the two ions must be of opposite charges.
Step-by-step explanation:
As we know that like ion thrust back each other and unlike charges attract each other. An ionic bond is defined as when two opposite charged attracted by each other. This is one of the strong bonds.
Examples of ionic bonds are lithium chloride, lithium bromide, lithium iodide etc. also ionic bond is defined as a bond which is by the course of action among atoms.