Who stated that the properties of elements are periodic functions of their atomic weights?
Correct Answer: Dmitri Mendeleev
Subject: General Science
- Dmitri Mendeleev
- Archimedes
- Henry Moseley
- Gregor Mendel
Explanation: In the mid-19th century, the Russian scientist Dmitri Mendeleev formulated the Periodic Law, stating that the physical and chemical properties of elements are periodic functions of their atomic weights.
Extra Info: The original periodic table created by Mendeleev consisted of 7 periods and 9 groups. Later, Henry Moseley modified this to base the modern periodic table on atomic numbers instead of atomic weights.