Download Bell Ringer #1

Bell Ringer #1
Atoms and Atomic Theory
Question 1
Things I should know about the history of
the Atom.
a) John Dalton believed that the atoms of
an element were identical. Is this idea
correct? Why or why not?
b) Joseph John Thompson’s experiments
with the cathode ray tube led to the
discovery of what subatomic particle?
Question 2
Element: Fluorine
Symbol: _______
Protons (+):_______
Neutrons (0):_______
Electrons(-):_______
# of Orbitals ______

Draw the COMPLETE
Bohr Model of this
atom.
Question 3

Complete the Info for
the following Isotopes
Carbon -12 Carbon-14
Protons
Electrons
Neutrons
Mass
Nuclear
Symbol