Atomic Structure
Proton Power
Periodic Table
Chemical Formulas
Reactions/Equations
100
The subatomic particle that IDENTIFIES an element.
What is the Proton?
100
Another name for the orbits by which electrons travel around the nucleus.
What are energy levels/Shells/Orbitals?
100
Rows on the Periodic Table.
What is a Period?
100
The little number that identifies how many atoms of an element are in a molecule.
What is the subscript?
100
Occurs when elements rearrange to form NEW substances.
What is a Chemical Reaction/Chemical Change?
200
The location where most of an Atom's mass is located.
What is the Nucleus?
200
The subatomic particles located on the outermost energy level of an atom.
What are Valence Electrons?
200
Columns on the Periodic Table.
What is a Group?
200
We assume this amount of atoms when no subscript appears.
What is One (1)?
200
Chemicals that React; Found to the left of a Chemical Equation.
What are Reactants?
300
The subatomic Particle with a negative charge.
What is the electron?
300
Valence Electrons can be determined using the Periodic Table by looking at this number on the table.
What is the Group Number?
300
Group of Elements who's properties include good conductivity, Malleable, Ductile and a Metallic Luster.
What are Metals?
300
Compounds and Molecules are represented this way.
What is a Chemical Formula?
300
Matter cannot be CREATED or DESTROYED.
What is the Law of Conservation of Mass?
400
The area where the negatively charged particles orbit.
What is the Electron Cloud?
400
The chemical property by which Valence Electrons determine.
What is Reactivity?
400
Elements in the same column have this.
What are similar properties/Number of Valence Electrons?
400
The name given to the "2" in Magnesium Oxide (2MgO).
What is the Coefficient?
400
The number of atoms in the PRODUCT: 2H + 2Cl ---> 2HCl
What is Four (4)?
500
The two subatomic particles that makeup the Nucleus of an Atom.
What are the Protons and Neutrons?
500
The group of Elements who's reactivity is low due to "full" energy levels.
What are the Noble Gases/Group 18?
500
Group of Elements who's physical properties include both of metals and nonmetals and are found along the zig zag line.
What are Metalloids?
500
The total number of Atoms in 5NaCl.
What is Ten (10)?
500
The coefficient that would make the following chemical equation balanced: 3Fe + 3S --------> ? FeS
What is Three (3)?
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