WorksheetsDevelopment of Atom
Total questions: 10
Worksheet time: 5mins
Who discovered electrons?
John Dalton
Joseph John Thomson
Ernest Rutherford
James Chadwick
Which Greek Philosopher believed that matter is composed of tiny particles called atoms?
Democritus
Aristotle
Phytagoras
Plato
What is the charge of the nucleus?
+
-
0
Who's incorrect view of matter was predominate for over 2000 years?
Democritus
Dalton
Aristotle
Bohr
Who created the solid sphere model of the atom?
Dalton
Thomson
Bohr
Rutherford
The cathode-ray tube was used to discover the ____ by ____.
Electron by Thomson
Electron by Ruthefeord
Proton by Thomson
Proton by Rutherford
Jimmy Neutron is the nick name for which scientist that discovered the neutron?
Chadwick
Rutherford
Bohr
Thomson
Moseley
Neils Bohr stated that electrons moved around the nucleus at fixed distances. This Bohr model was also called the
Planetary model
Plum Pudding model
Nuclear model
Quantum Mechanical Model
Which sub-atomic particle in the atom is responsible for the bonding and chemical properties (behavior) of the atom?
Protons
Electrons
Neutrons
Which of the following places the models of the atom from most historic to most recent.
solid sphere, plum pudding, nuclear, planetary, quantum mechanical
solid sphere, plum pudding, planetary, quantum mechanical, nuclear
plum pudding, nuclear, solid sphere, quantum mechanical, planetary
plum pudding, solid sphere, planetary, quantum mechanical, nuclear
