Atoms/Photons
Relative atomic Mass
Electron Configurations
Isotopes
Scientists
100
This subatomic particle is neutral.
What is neutrons?
100

These 2 subatomic particles added together give the atomic mass. 

What are the neutrons and protons?

100
What are the locations where electrons are most likely to be found called?
What are orbitals?
100
What differs between isotopes of the same element
What is number of neutrons?
100

This scientist had the sphere model

Who is Dalton?

200
This subatomic particle is not counted in the atomic mass.
What are electrons?
200

This is the first step to find to find the relative atomic mass. 

What is changing all percentages to decimals? 

200

What is the full configuration for Fluorine?

What is 1s2 2s2 2p5?

200
We identify isotopes by this number.
What is mass number?
200

Our current model

What is cloud model?

300

This is released when an atom goes from excited back to ground state. 

What is a Photon?

300
An element has 3 isotopes (78, 80, 85) and the atomic mass is 78.5 Which element has the highest abundance?
What is 78?
300

What is the full electron configuration for Calcium?

What is 1s2 2s2 2p6 3s2 3p6 4s2?

300

This number stays the same for all isotopes

What is atomic number? 

300

This scientist's model what completely positive with sprinkles of electrons

Who is Thomson?

400
This number is the same for all atoms belonging to the same element.
What is atomic number?
400
What is the relative atomic mass of an element with two isotopes X-15 (80.0%) and X-17 (20.0%)?
What is 15.4 amu?
400

What is the noble gas configuration for Chlorine?

What is [Ne]3s2 3p5?

400
How many neutrons does Gold-197 have?
What is 118 neutrons?
400

This model showed electrons moving in nice, neat pathways

What is the planetary model? 

500

This is absorbed when atoms go from ground to excited state. 

What is energy? 

500
What is the relative atomic mass of an element with 3 isotopes: Y-12 (90.0%), Y-15 (5.6%), Y-10 (4.4%)?
What is 12.08 amu?
500

What is the noble gas configuration for iron (Fe)?

What is [Ar] 4s2 3d6?

500
How many neutrons does Hassium-269 have?
What is 161?
500

This scientist performed the gold foil experiment which helped him discover the nucleus

Who is Rutherford?

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