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WorksheetsAtom Review
Total questions: 15
Worksheet time: 15mins
Rutherford experimented with gold foil and alpha particles to prove that there was a _____________ in an atom.
nucleus
protons
electrons
electron cloud
Which scientist saw the atom as a solid sphere?
Dalton
Thomson
Rutherford
Bohr
Where is most of the atoms mass found?
in the nucleus
in the electron cloud
Most of the volume of the atom or the amount of space the atom takes up is composed of the
the nucleus
the electron cloud
protons
neutrons
Which subatomic particle does the RED(+) circle represent?
proton
neutron
electron
nucleus
Which subatomic particle does the YELLOW(-) circle represent?
proton
neutron
electron
nucleus
Which of the following shows the correct order of Atomic Theory Timeline
Schrodinger, Rutherford, Bohr, Dalton, Democritus, Thomson
Bohr, Democritus, Schrodinger, Thomson, Rutherford, Dalton
Dalton, Thomson, Schrodinger, Rutherford, Bohr, Democritus
Democritus, Dalton, Thomson, Rutherford, Bohr, Schrodinger
How many Protons are in one atom of Lithium?
3
6
7
6.941
How many electrons are in one atom of Lithium?
3
6
7
6.941
What scientist is known for the most recent model of the atom?
Dalton
Thomson
Schrodinger
Bohr
Which subatomic particle does the GREEN( ) circle represent?
proton
neutron
electron
nucleus
What is the smallest unit of an element that retains the properties of that element?
Atom
Molecule
Proton
Electron
Which subatomic particle has a positive charge and is found in the nucleus of an atom?
Electron
Neutron
Proton
Photon
In the Bohr model of the atom, electrons orbit the nucleus in specific paths. What are these paths called?
Orbits
Shells
Clouds
Levels
Which experiment led to the discovery of the electron?
Gold foil experiment
Oil drop experiment
Cathode ray tube experiment
Double-slit experiment
