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Chapter 6
Chapter 7
Polyatomic Ions
Periodicity
VESPR
100
What is Co2
Carbon Dioxide
100
What is the first rule in drawing a Lewis Dot Structure?
Finding each elements valence electrons and adding them together.
100
What is NH4+?
Ammonium
100
What are the main trends?
Atomic Radius. Ionization Energy. Electronegativity. and Electron Affinity
100
What is VSEPR
Valence Shell Electron Pair Repulsion Theory
200
What is PCl3?
Phosphorous Trichloride
200
What does the Lewis Dot Structure show?
It shows the number of valence electrons for a given atom
200
What is NO3-?
Nitrate
200
What is electron shielding?
Where core shields outer electrons.
200
What are the 3 symbols?
M, X and E
300
What is Dinitrogen Tetraoxide
N2O4
300
How are the atoms represented?
By their symbol.
300
What is ClO3-?
Chlorate
300
What is atomic radius?
The atomic radius is a measure of the size of the atom.
300
What happens during VSEPR
Electrons do not involve bonding because they being share an atom with each other.
400
What is Na2Co3
Sodium Carbonate
400
What does the Lewis Structure Dot try to fulfill
The octet rule
400
What is PO3
Phospite
400
What is Ionization Energy?
The amount of energy required to remove an electron from an atom.
400
What are the 4 bond shapes?
Linear, Bent, Trigonal Planar, Tetrahedral and Trigonal Pyramide.
500
What is HCl? Is this a covalent exception?
Hydrochloric acid and yes.
500
What are the exceptions for the octet rule.
H,Be and B
500
What is CO3-2
Carbonate
500
What direction does Electron Affinity move on the periodic table?
Electron Affinity increases across a period and decreases going down a group.
500
What are the degrees?
180 , 120 , 109.5 and 105 degrees