Atomic Structure
The negative subatomic particle
Electrons
Number of electrons held in the first energy level
2
Group number indicates number of ______ ________
# of valence electrons = group #
Name for a positively charged ion
Cation
Name for NaCl
Sodium Chloride
Represented by the atomic number
(Number of) protons
Element represented by 1s22s22p4
Oxygen (atomic number 8)
Period number indicates number of ________ _______
period # = # of energy levels
How many electrons are shared in a covalent bond
2
Name for Be3P2
Beryllium Phosphide
Mass = _______ + ________
Protons + Neutrons
Groups 13-18 represent this orbital
p orbital
Group that does not react
Group 18 (noble gases)
Type of solid formed by ionic compounds
crystal
The OH in LiOH is an example of a....
polyatomic ion
A positively charged atom has more _________ than ________
Positive charge = more protons than electrons
The s orbital makes up groups ______ through _______
s orbital = groups 1 and 2
Side of the periodic table containing nonmetals
right side
If a molecule is made of Carbon, Hydrogen, and Oxygen, what type of molecule/compounds is it?
Covalent Molecule
FeO name
*HINT: Iron forms several different ions*
Iron (II) Oxide
(common name: Ferrous Oxide)
Name for the "shell" of electrons n=1, 2, 3, etc.
Energy level
Noble gas shorthand for sodium
[Ne] 3s1
Name for the section of elements between group 2 and group 13 with d orbitals
transition metals
What is the maximum number of bonds a hydrogen atom can have in a covalent molecule?
1 bond (contains 2 electrons which is the max # hydrogen can hold)
In covalent compounds, if something has the prefix bi-, it usually means that this has been added
a hydrogen
e.g. Sodium Bicarbonate NaHCO3