History of the Atom
Element Families
Element Symbols
Types of Reactions
Random
100
The creator of the Atomic Theory which states that everything is made of atoms.
Who is John Dalton?
100
The element family that is present on group 18 of the periodic table.
What are noble gases?
100
The Element that has the symbol Na.
what is Sodium?
100
A+B --> AB
What is composition?
100
Elements with different numbers of neutrons.
What are isotopes?
200
The creator of the Plum Pudding Model and founder of the electron.
Who is J.J. Thomson?
200
The element family that includes Iodine.
What are halogens?
200
The Element symbol of Si.
What is Silicon?
200
AB --> A+B
What is decomposition?
200
Reaction where heat is absorbed.
What is an endothermic reaction?
300
The person who founded the proton using the Gold Foil Experiment.
Who is Ernest Rutherford?
300
The largest element family.
What are metals?
300
The element symbol of Ti.
What is Titanium?
300
A+BC --> B+AC
What is single replace?
300
Mixture where you cannot see parts of the mixture.
What is a homogenous mixture?
400
The creator of the first model that showed electrons in energy levels (Bohr Model).
Neils Bohr
400
The element family that is present on Group 1 of the periodic tables besides Hydrogen.
What are alkali metals?
400
The element symbol of Pd.
What is Lead element symbol?
400

CH+O --> CO2+H2O

What is combustion?
400
The amount of valence electrons that helium has.
What is zero?
500
The creator of the Quantum Mechanical Model.
Erwin Schrodinger
500
The element family that is present on Groups 4-12 and Periods 4-7.
What are transition metals?
500
The element name Tungsten.
What is the element symbol W?
500

CO2+HI --> CI+HO2

What is double replacement?
500
Model where electrons are in clouds or orbitals that act like particles and waves.
What is the Quantum mechanical model?
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