Evaluate the stability of lithium as a monoatomic element. Why is it stable in this form?

• A. Lithium is unstable as a monoatomic element.
• B. Lithium is stable only as a diatomic molecule.
• C. Lithium is stable as a monoatomic element due to its electron configuration.
• D. Lithium is stable only as a polyatomic molecule.

Answer: (C)