Question

What is an ion? Write its types with example. ​

Answer 1

What is an ion? Write its types with example.


An ion is a positively or negatively charged atom (or group of atoms). An ion is formed by the loss or gain of electrons by an atom, so it contains an unequal number of electrons and protons. Example: Sodium ion Na+, magnesium ion Mg2+, chloride ion Cl–, and oxide ion O2–.

Answer 2

an ion is an element that carries either positive or negative charge. the example are cation which has a positive charge e.g H+ and anion which had a negative charge eg Cl-.