All Isotopes of Elements with Atomic Numbers Higher Than 83

question 84

True/False

All isotopes of elements with atomic numbers higher than 83 (Bi) are radioactive.

---

Definitions:

Minor Children

Individuals under the age of legal adulthood, usually under 18 years old, who are legally under the care and control of their parents or guardians.

Illegal Subject Matter

Content or subject of a legal agreement that is against the law and therefore unenforceable in court.

Contract Law

The body of law that governs the agreements made between parties, detailing the creation, execution, and enforcement of contracts.

Age of Majority

The age at which a person is legally recognized as an adult and is fully responsible for his or her actions.