Atoms
The smallest unit of matter that retains the properties of that matter.
What is the atom?
Nobel Gases.
What are the elements in group 18?
Multiply by the molar mass.
How do you convert moles into grams?
Anything that has mass and takes up space.
What is matter?
As you go down a group, this periodic trend tends to increase.
What is atomic radius?
It has equal numbers of electrons and protons.
What makes an atom neutral?
Halogens
What are elements in group 17?
Divide by the molar mass.
How do you convert grams into moles?
Solid, liquid, and gas
What are the 3 states of matter?
The family on the periodic table that is the least reactive.
What are the noble gases?
An atomic model that has electrons orbiting the nucleus in shells.
What is the Bohr model?
Groups or families.
Multiply by Avogadro's number (6.02 x 10^23)
How do you convert from moles into particles?
Process by which particles escape from the surface of a non boiling liquid and enter the gas state.
What is evaporation?
The element with the biggest atomic radius.
What is Francium?
The experiment that led to the discovery of the electron.
What is the cathode ray tube experiment?
Where transition metals are located.
What is d-block?
Divide by Avogadro's number (6.02x10^23)
How do you convert from particles into moles?
The type of change phase changes are.
What are physical changes?
The property that tends to increase to the right and up, but excludes the noble gases.
What is electronegativity?
Look at the atomic number and add or subtract the charge.
How do you determine the number of electrons in an ion?
Subtract the atomic number from the atomic mass.
How do you determine the number of neutrons in an atom?
Divide by 22.4
How do you convert from liters into moles?
The point where water can exist at equilibrium in all three phases.
What is the triple point?
The most electronegative element.
What is fluorine?