Purpose is to count extremely small objects like atoms.
What is the Mole?
Chemicals that are being reacted.
What are reactants?
radiation that is energy and not matter.
What is Gamma?
What is Total Valence Electrons?
Aristotle said matter was made out of this.
What is Hyle?
The number of Carbon-12 atoms in a 12.01 g sample of Carbon.
What is 6.02x1023?
An equation when each side has the same value of each atom.
What is balanced?
Two materials that can block beta radiation.
What are aluminum and lead?
Possible number of pairs of electrons used to bond atoms together.
What are 1 to 3?
This name is a misnomer because these particles are not indivisible.
What is atom or atomos?
Molarity can be found with this simple equation when on Mole Island.
What is moles of solute/liters of solution?
Elements that bond to themself to be stable.
What are diatomic elements?
Most damaging and least penetrating form of radiation.
What is alpha radiation?
Type of bonding that occurs in molecules.
What is Molecular Bonding?
Antoine LaVoisier established this law.
What is the Law of Conservation of Matter?
The lowest whole number ratio of elements in a compound
What is empirical formula?
The seven diatomic elements.
What are Hydrogen, Nitrogen, Oxygen, Fluorine, Chlorine, Bromine, and Iodine?
Isotope of alpha radiation produced in smoke detectors.
What is Am-241?
Change in TVE on a Lewis structure when a polyatomic ion has a -2 charge.
What is 2 added electrons?
This person performed an experiment with cathode rays and magnetic fields.
Who is J.J. Thomson?
Number of carbon atoms present in a 12.00g sample of a compound that is 69.54% Ba, 6.09% C, and 24.37% O.
What is 3.66x1022?
Subscripts in parentheses that say the phase of each compound.
What is phase notation?
Number of alpha decays when Berkelium-247 decays into the stable isotope lead-207
What is 10?
Place that extra electrons go if all octets (and H-duets) are filled.
What is an element with d-sublevel space available?
In this year Robert Millikan sprayed a mist of oil droplets between 2 charged plates. This resulted in him finding the mass and charge of an electron.
What is 1909?