A. John Dalton
B. E. Rutherford
C. De Broglie
D. D.I Mendeleef
Check Answer
The correct answer is A. John Dalton.
He proposed the atomic theory in the early 19th century, which stated that all matter is made up of small indivisible particles called atoms, and that each element is made up of unique atoms that differ in size, shape, and mass. This theory laid the foundation for modern chemistry and led to many important discoveries in the field of atomic and molecular science.
He proposed the atomic theory in the early 19th century, which stated that all matter is made up of small indivisible particles called atoms, and that each element is made up of unique atoms that differ in size, shape, and mass. This theory laid the foundation for modern chemistry and led to many important discoveries in the field of atomic and molecular science.
