Chemical Bonding 1
What are the two Types of Chemical Bonding?
Covalent, and Ionic
If you have the formula CaCl2 what does the "2" represent?
There are 2 chlorine ions
Outer Electrons that are involved in bonding are called what
Valence electrons
Write the formula for Lithium and Oxygen.
Li2O
O
Oxygen
What are the charges on anions and cations
anion- negative ion
cation- positive ion
Polar and Nonpolar
If an atom gains an electron the charge is
negative
How many atoms are in
Fe2O3
5
He
What type of bond transfers electrons
Ionic Bonds
What is the octet rule?
An atom must have 8 valence electrons to be satisfied and stable
Is the bond that forms the compound KCl ionic or covalent
Ionic
Write the name for the formula; Al2S3
Aluminum Sulfide
Xe
Xenon
Will Magnesium lose or gain to achieve stability?
Lose
An ionic bond is between _________ and _________
Metal and a nonmetal
If an atom lose an electron the charge is
positive
Write the name for N2O4
Dinitrogen Tetroxide
Ag
Silver
What is a bond formed when atoms share electrons
Covalent Bonds
How would Chlorine fulfill the octet rule?
Gain
If Sulfur is directly below Oxygen will they have the same amount of valence electrons? If so, how many?
6
Draw the Lewis Dot Structure for SiO2
O = Si = O
(each Oxygen should have 4 dots/electrons around it)
Hg
Mercury