Periodic Table History
Arranged the elements in order of increasing atomic mass.
Who is Mendeleev? Pg.176
Alkali metals are located in this group.
What is Group 1? Pg. 178
The ending configuration for lithium.
What is 1s^2 2s^1? Pg. 182
The energy required to remove an electron from a gaseous atom.
What ionization energy? Pg. 191
8.64x10^-19 is the first ionization of this element.
What is Lithium? Pg.191
States that when the elements are arranged by increasing atomic number, there is a periodic repetition of their properties.
What is Periodic law? p. 176
Halogens are located in this group.
What is group 17? Pg. 179
The ending configuration for hydrogen.
What is 1s^1? Pg.182
States that atoms tend to gain, lose, or share electrons in order to acquire a full set of 8 valence electrons.
What is the octet rule? Pg. 193
These are the four different energy levels.
What is s,p,d, and f? pg.183
Rearranged the periodic table by atomic number.
Who is Mosley?
p.176
Alkaline earth metals are located in this group.
What is group 2? Pg. 178
The ending configuration for sodium.
What is 1s^2 2s^2 2p^6 3s^1? Pg. 182
The trend going down a group for atomic radius.
What is increases(gets bigger) ? Pg. 188
Electron configuration for Argon.
What is {Ne} 3s^2 3p^6? pg. 184
Created the laws of octave.
Who is John Newlands?Pg.176
Noble gases are located in this group.
What is group 18? Pg. 179
The principal energy level of helium.
What is n =1? Pg. 184
The trend from left to right across a period for electronegativity.
What is increases (gets stronger)? Pg. 194
The modern periodic table consists of boxes containing these things.
What is an element name, symbol, atomic number, and atomic mass?
Pg.177
Demonstrated a connection between atomic mass and elements’ properties.
Who is Lothar Meyer? Pg.176
Transition elements are located in this group.
What is group 3 to 12? Pg.178-279
Principal energy of krypton.
What is n=4?
Pg.184
The biggest , weakest, lowest ionization energy element.
What is francium? Pg.194
The ending configuration for potassium.
What is {Ar}4s^1?
Pg.182