Atom Model History. Where did it all begin?. What is an atom?. The smallest particle of an element that can keep the same properties of the element. What is the smallest number of carbon atoms that have all of the properties of carbon?. One. Democritus (Ancient Greece, 440 B.C.).
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Where did it all begin?
The smallest particle of an element that can keep the same properties of the element.
What is the smallest number of carbon atoms
that have all of the properties of carbon?
He stated that atoms are the smallest particles of all matter.
Who was the first person to use the word atom?
Did Dalton discover all five of these ideas?
No, he proposed (suggested) them.
Did JJ Thompson discover protons?
No, he just suggested positive matter.
How is this model like a solar system?
It has objects (electrons) moving around a
central point (nucleus).
Did Mr. Bohr know that electrons moved? How?
Yes, because of Rutherford’s research.
around the proton- and neutron-
What is Schrodinger’s first name?
clouds could exist in the
Was Heisenburg a student of electrons?
Yes he was.