Periodic table
contains one valence electron
what is group one
another name for rows on the period table
what are periods
another name for columns
what are groups or families
Determine many properties of an atom
what are valence electrons
To find the number of neutrons
how to subtract the number of protons from the mass number.
group furthest to the right on the periodic table
what are nonmetals
direction the number of valence electrons increases
what is from left to right
contain similar chemical behavior
what are Families
how many electrons can one orbital hold
what are 2 electrons
how to find number of electrons
the number of electrons in a neutral atom is equal to the number of protons.
group in between both groups on the periodic table
what are metalloids
a new row is started and the process repeats
When the shell is full
One of the 7 families on the periodic table
what are alkali metals, alkaline earth metals, transition metals, post-transition metals, metalloids, halogens, noble metals, and noble gases.
energy level with the highest amount of energy
Energy level 4
how to find mass number
what is neutrons + protons
group furthest to the left on the periodic table
what are metals
has 16 orbitals
what is energy level 6
how to find atomic number
what is the number of protons is equal to the atomic number
number of elements on the periodic table
what is 118
energy level around the nucleus of an atom with the lowest energy
what is energy level 1
how to find atomic mass
how to add together the number of protons and neutrons and multiply by 1