Who Did It?
What is it?
Atomic Theories
Atoms, Atoms, and More Atoms
Atoms, Atoms, and More Atoms 2
100
I discovered the neutron
Who is James Chadwick?
100
This is how the nucleus was discovered.
What is the gold foil experiment?
100
The modern theory used to model the atom
What is Quantum Theory?
100
I am a subatomic particle that lives in the nucleus.
What are protons and neutrons?
100
This is how I determine the number of protons.
What is looking at the atomic number?
200
I had experiments to back up my idea that substances break down into the same elements in same proportions, and my ides WERE ACCEPTED
Who is John Dalton?
200
This means "unbreakable/indivisible" in Greek; named by DEmocritus
What is ATOMOS?
200
What is JJ Thompson's Chocolate Chip Cookie Model?
200
Electrons are located in this.
What is the electron cloud?
200
This is how I determine the number of electrons.
What is looking at the atomic #/number of protons?
300
I discovered the proton AND the nucleus
Who is Ernest Rutherford?
300
This is the principle that states that electrons are not just particles, but they simultaneously behave like waves and cannot be pinpointed to a certain spot; Declares it is impossible to determine speed and position of an electron at any given time
What is the Heisenberg Uncertainty Principle?
300
What is Niels Bohr's Planetary Model of the Atom?
300
The outermost electrons are called this
Valence Electrons
300
The horizontal rows in the periodic table.
What are periods?
400
My theories about matter being made of 4 things were widely accepted when "atomos" was not
Who is Aristotle?
400
The mathematical equation that determines the odds of finding an electron at a specific point in time
What is the Schrodinger equation?
400
I was a philosopher who proposed the first atomic theory that the world is made of tiny particles; ideas were not widely accepted
Who is Democritus?
400
This is how I determine the numbers of valence electrons
What is the ones place of the group number?
400
The veritcal rows in the periodic table.
What are groups?
500
I discovered the electron
Who is JJ Thompson?
500
This is how I determine the number of neutrons.
What is rounded atomic mass - atomic #?
500
This is the order in which I fill in electrons on a Bohr Model.
What is from the inside out?