Of the following molecules, which is the strongest Lewis
Acid?
NH3, NF3, NCl, BH3, BF3, BCl3
Please include an explanation with the answer. I am having a
really hard time figuring this out.
6. Which of the following
compounds is phenol?
a.
c.
b.
d.
7. Which of the following
compounds is a hydrocarbon?
a.
aniline
c.
phenol
b.
nitrobenzene
d.
toluene
8. Which of the following
correctly describes the two aromatic ring substituents in the
xylenes?
a.
They are both hydroxyl groups.
b.
They are both methyl groups.
c.
One is a methyl and one is an hydroxyl.
d.
One is a methyl and one is an ethyl.
...
AlCl3 and BCl3 are strong Lewis Acids. But, CaCl2 is not a Lewis
acid. Explain why. (Hint: Write the reactions of these substances
with H2O and explain).
Identify each of the following compounds as a Lewis acid, a
Lewis base, or neither. Explain how you are able to make the
identification.
A. Os3+
B. (CH3)3N
C. BF3
D. H2
Consider the chlorides SnCl2, BCl3, and SCl2. Of the compounds
SnCl2, BCl3, and SCl2, which molecules will be polar and which will
be non-polar? Sketch the molecules and show the overall dipole
moments.