Chemistry
Answer
Differences between cation and anion
| Cation | Anion |
|---|---|
| A cation is a positively charged ion. | An anion is a negatively charged ion. |
| A cation is formed when an atom loses electrons. | An anion is formed when an atom gains electrons. |
| Example: Na+ (sodium ion), Ca2+ (calcium ion). | Example: Cl- (chloride ion), OH- (hydroxide ion). |