Periodic Table
Which of the following is the largest?
O2-,O, O2+
O2-
What is the formula for formal charge?
# of valence electrons from periodic table - # single electrons in Lewis structure - # bonds
What does "VSEPR" theory stand for?
Valence shell electron pair repulsion theory
How many pi bonds are in the molecule on the board?
5
What element has the electron configuration [Kr]5s14d10?
Silver
Rank the elements in increasing size.
Ge, Ba, S, Hg, H
H<S<Ge<Hg<Ba
What is the Lewis structure for Strontium?
.Sr.
Tetrahedral
What is the hybridization for H in the molecule CH4?
s
What is the formal charge on the Carbon drawn in the molecule from Lewis Structures for 300?
-1
Draw the electron diagram for Aluminum on the board.
If you see this, you were right.
What is the formal charge on the Sb in the molecule drawn on the board?
+2
What is/are the bond angles for an atom with seesaw geometry?
<120o between equatorial and axial positions
<90o between equatorial positions
Label the all bonds on the image on the board as either pi or sigma.
Yippee, you got it!
How many sigma bonds are in the molecule with the formula CH2OHNS?
6
What is the electron configuration for Mn?
[Ar]4s23d5
What is the Lewis structure for CO2?
If you can see this screen, somebody answered correctly.
What is the molecular geometry for an atom with 2 single bonds, a triple bond, and a lone pair?
Trigonal Pyramidal
What is the hybridization for CH4?
sp3
Why does H2O have bond angles less than what you would expect?
Lone pairs and orbital hybridization
What 5 elements have electron configurations that are not what we predict?
Chromium, Copper, Molybdenum, Ruthenium, Polonium
What is the Lewis structure for SiHI3?
What is the electronic geometry for the molecule with the formula OCCNH?
Linear
What is Carbon's hybridization in CHO?
sp2
Which of these elements is most likely to have octahedral geometry?
O, F, Mg, or S
Sulfur