Electron Configuration
The sublevels of the periodic table
What are s,d,p,f sublevels?
The three main types that the elements are classified as
What are metals, nonmetals, and metalloids?
The name of the columns in the periodic table
What are Groups or Families?
1s
What is Hydrogen?
2, 6, 10, 14
The energy that increases going left to right on the periodic table as well as increases when going down a group
What is ionization energy?
The order of the periodic table is determined by ____
What is the atomic number?
This element has the highest electronegativity
What is Fluorine(F)?
the quantum mechanical principle which states that two or more identical electrons cannot occupy the same quantum state within a quantum system simultaneously (must have opposite spins)
Pauli Exclusion Principle
The year when Mendeleev got his first periodic table published
What is 1869?
This periodic trend decreases as you move left to right across the periodic table and increases as you move down a group
Atomic Radii
The element that is first in the periodic table
What is Hydrogen?
[Xe]6s(2)4f(14)5d(7)
What is Iridium(Ir)?
Every orbital in a sublevel is singly occupied before any orbital is doubly occupied.
Hund's Rule
Dimitri Mendeleev originally organized the periodic table by. . .
Atomic Mass
These elements are all gases at room temperature
What are noble gases?
The group number determines ___
What is the number of valence electrons?
This physical property increases as it comes towards the center of the periodic table
What are the melting and boiling points?
electrons fill atomic orbitals of the lowest available energy levels before occupying higher levels.
Aufbau Principle
Henry Mosely later organized the periodic table by. . .
Atomic Number
This group is highly reactive, especially with alkali metals and alkaline earth metals
What are halogens?
The representation of the period numbers
What is the number of electron shells?
[Kr]5s(2)4d(6)
What is Ruthenium(Ru)?