RECAP
before the number.
Direction: Match column A to Column B. Write the letter of the correct answer
Column B
Column A
1. The first man who introduced the
idea of the atom and proposed the Greek
word "atomos"
2. The "father of atomic theory
3. Discoverer of neutron
4. Discovered the electron
5. Discoverer of proton
a. John Dalton
b. Democritus
c. James Chadwick
d. Ernest Rutherford
e. J.J Thomson
f. Niels Bohr​