1.Determine the lewis structure for BF3
2. Determine the lewis dot structure for CH2O
3. Determine the correct molecular geometry and
bond angle for SO2
Draw the lewis dot structure and all resonance structures for
the dithiorcarbonate molecule (S2CO -2).
Which lewis structure is the best for this structure?(formal
charge)
Find the best Lewis dot structure for this molecule. BCl3 For
this structure, how many equivalent resonance structures exist?
What is the formal charge on the central atom?
Formal Charge
Number of Resonance Structures
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
Draw the Lewis structure for AsF3
Draw the Lewis dot structure. To change the symbol of an atom,
double-click on the atom and enter the letter of the new atom.
Draw the Lewis structure for CH3+. Be sure to show the formal
charge on any atom that has a non-zero formal charge.
Draw the Lewis dot structure.
Draw the Lewis structure for BrF3
Draw the Lewis dot structure.
1) how many valence electron are in the electron-dot
structure of H2O
2) in a molecule with covalent bonding
3) which of the following polyatomic ions has a 3-ionic
charge
4) Fe2(SO4)3 is called
5) the name of the HSO4-ion is
6) a group of covalently bonded atoms that has an overall
electrical charge is called an
7) what is the correct formula for iron (iii) sulfide
In your lab notebook, draw the "correct" (or best)
Lewis structure for the molecule C2H3Cl.Now, answer the following questions about this molecule.What is the total number of valence electrons represented in the
Lewis structure of this molecule (or molecular ions)?How many lone-pairs of electrons are on the Ccentral atom?How many (σ) sigma bonds does this molecule have?How many (π) pi bonds does this molecule have?Does this molecule have resonance structures?YesNo