Fact 1: If a neutral atom loses an electron then an atom with a negative charge will be formed.

Fact 2: An anion is a negatively charged atom.

Given the two facts above, answer the question "What will be formed if a neutral atom loses an electron?" with the following options: 
- nucleus
 - an object
 - calcite
 - electrically
 - leukemia
 - an anion
 - iron
 - coal


 

      an anion   