Atomic Structure and Periodic Trends
Matter is composed of tiny, definite particles called atoms. Atoms are indivisible and indestructible, atoms of different elements combine in fixed whole number ratios.
What is the Atomic Theory?
Represent increasing number of electrons on a periodic table. Also, considered rows.
What are Periods on the Periodic Table?
Fe2O3
What is Iron III Oxide?
The number in front of the chemical symbol that represents how many molecules of that substance.
What is the Coefficient?
A type of reaction: Cation plus an anion to produce a compound.
What is a redox reaction?
Scientist who discovered Electrons
Who is Thomson?
Represent the electrons with similar properties. Columns.
What are groups or Families on the Periodic Table?
KI
What is Potassium Iodide?
number that represents the number of certain elements in a compound or molecule?
What is a subscript?
A type of reaction that uses HCl+NaOH to produce NaCl and Water.
Scientist who found out that atoms have a central positive Nucleus.
Who is Rutherford?
Using the Periodic Table on your table, the element who has the following electron configuration. 4D9
What is Silver?
type of bond between a metal and a nonmetal?
What is Ionic Bond?
Any substance composed of identical molecules consisting of atoms of two or more elements.
What is a compound?
A type of reaction that produces CO2 and H2O.
What is a combustion reaction?
Scientist who figured out that electrons move in fixed orbits called electron shells, around the nucleus.
Who is Bohr?
3P5 on the Periodic Table
What is Chlorine?
type of bond between a nonmetal and a nonmetal.
What is covalent bond?
A group of 2 or more atoms that form the smallest identifiable unit into a pure substance.
What is a molecule?
A type of reaction:
2NH3 + H2SO4 --> (NH4)2SO4
What is a synthesis reaction?
Protons, Neutrons, and Electrons
What are the subatomic particles?
5F3 on the Periodic Table.
What is Uranium?
Attractions and repulsions between atoms, molecules, and surfaces, as well as other intermolecular forces.
What are Van der Waals forces?
Balance the equation:
___Fe + ___ H2SO4 --> ____ Fe2(SO4)3 + ____ H2
Coefficients are 2,3, 1 and 3
Type of reaction:
Na3PO4 _ 3KOH --> 3NaOH + K3PO4
What is a Double Replacement (Displacement) reaction?