| Atomic Model History | Atoms | Electromagnetic spectrum | Isotopes & Atomic Mass | Quantum Atom |
|---|---|---|---|---|
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What is Aristotle
believed in the 4 elements
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What is low
If an atom is stable, its energy is ____________
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What is the energy is high
If something is high frequency, what do you know about its energy?
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What is the mass is the average of the isotopes
Why is the mass of an atom not a whole number?
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speed and location
The Heisenburg Uncertainty Principle states that you can't detect an electon's ____ and ____ at the same time.
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What is Bohr
Scientist who found that electrons go on orbtials
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What is speed
What keeps electrons from attracting to the protons?
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What is infrared
What type of radiation is related to heat?
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What is neutron
Isotopes have more of which subatomic particle?
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Electrons are waves in range paths
Describe the electrons and orbitals in the quantum model
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What is isotopes. "all atoms of an element are exactly alike"
Out of Dalton's atomic theory, which statement was incorrect, or what was he missing?
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What is when an electron moves down an orbital, releasing energy.
When is a photon (particle of light) emitted from an atom?
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What is microwave or radio
The type of waves humans use for communication
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What is 1amu
Hydrogen has isotopes with weights of 1, 2, and 3amu. Based on the weight on the periodic table, which isotope is most abundant?
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Ground
The aufbau principle states that electrons want to be in what state?
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What is empty space
Rutherford's gold foil experiment showed that the atom is largely made up of ___________
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What is a quantum of energy
Minimum amount of energy that will be gained or lost when electrons move energy levels
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What is x-rays
What type of waves go through soft materials but not hard materials
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It calculates an average by abundance instead of equal amounts.
Why is relative atomic mass calculated with percentage?
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Up spins first, then down spins.
What is the Pauli Exclusion Principle?
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What is the cathode ray moved away from the negative side of the magnet.
How was Thomson able to conclude that electrons were negative?
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What is emission spectra.
Atoms release light, and each atom's light is like its fingerprint. What are these unique frequencies of light called?
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What is it's short
If something has high frequency, what do you know about its wavelength?
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What is carbon -12 or it is relative to the isotope percentage
What is atomic mass measured relative to?
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What is superposition
What is the state of an electron if it is both waves and particles?
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