Draw the Lewis Dot Structure for the following compounds and
then determine
a) the hybridization of the central atom
b) the electron group arrangement
c) the bond angle around the central atom
d) the molecular geometry.
a)
H3O+
b)
NO3-
c) O3
`
d)
HCN
e) CH3CH3
Which of the following compounds cannot form a pyranose? Select
all that apply.
Select all that apply from the following:
D-allose
D-altrose
D-arabinose
D-erythrose
D-erythrulose
D-fructose
D-galactose
D-glucose
D-glyceraldehyde
D-gulose
D-idose
D‐lyxose
D-mannose
D‐psicose
D-ribose
D-ribulose
D-sorbose
D-tagatose
D-talose
D-threose
D‐xylose
D-xylulose
None of the above
Compounds and molecules such as LiOH will ionize partially when
dissolved in water/solution.
Compounds and molecules such as C6H12O6 (sugar)will not conduct
electricity when dissolved in water/solution.
Compounds and molecules such as C4H3 (butane) will ionize
completely when dissolved in water/solution.
Compounds and molecules such as NH3 will conduct electricity when
dissolved in water/solution.
Which are true? Please explain why.
In the following molecules, predict the geometry, hybridization,
and bond angle for the central atom. Give your answer using
drawings.
a)
H3O
b)
BeCl2
c) BCl3
For the following molecules draw their lewis structure, show
their orbital diagrams before and after hybridization, determine
what hybrid orbitals are formed in the molecule, and label the
bonds in the lewis structure as sigma or pi bonds
CF2O
CH3(CH)2CH3
C2N2
CH3CCH
CHONH2
For each of the following molecules, predict the molecular
shape, give bond angles, hybridization and determine whether the
molecule will be polar or non-polar.
a. CF4
b. BeH2
c. SeF6
d. XeOF2
Which of the following is NOT based on nucleic-acid
hybridization? Which of the following is NOT based on nucleic-acid
hybridization?
1.) DNA chip
2.) PCR
3.) Southern blotting
4.) Western blotting
5.) FISH
which if the following information is displayed in the
p-40 budget exhibit? Select all that apply:
A. Specific quantities of end items funded each
year
B. Initial spares cost
C. unit costs
D. funding information for the past year, current year, the budget
year and 4 out-years beyond the budget year