Nitromethane structures: Consider nitromethane (CH3NO2). Three reasonable lewis structures (resonance structures) can be drawn for this...
WORKSHEET Data Sheet: Molecular Models: Lewis Structures and Molecular Geometry Student: Lab Partner: Instructor and Section: Date: Question 1 For each of the following molecules, draw the Lewis structure and fill in the table as indicated. It is advisable to work in pencil. A dash in the table means that item is not relevant for that molecule. Formula # Vale Lewis Structure Sketch of Model Molecular Bond Geometry Angle F2 N2 H20 PF, CO CHA HCN CH 63 O Lab_Report_9.docx.......
a. Draw the Lewis structure for CH3NO2, include resonance forms and formal charges on atoms, b. Draw the Lewis structure for CNNO2, based on the following two possible skeletal structures fot it (include resonance and charges for each):
For the cyanate ion (NCO), a. Draw three reasonable Lewis structures (i.e. resonance structures) that obey the octet rule. b. Calculate the formal charge for each element in each structure. Clearly show your work c. Clearly identify the most stable structure based on the formal charges calculated in part b. d. Explain the reason for the structure you selected as most stable.
A. Lewis Structures, Hybridization and Geometries Fill out the table below. You may want to start by drawing all of the Lewis structures first. Consult with your instructor, and then complete the rest of the table. Include formal charges, as necessary. Electronic Molecular Polar or Compound Lewis Structure Hybridization Geometry Geometry Nonpolar? CH4 CHF3 H20 NH3 BF3 Compound Electronic Geometry Hybridization Molecular Geometry Polar or Nonpolar? Lewis Structure H202 C2H4 C2H2 13- CO2 SCN- NO3- Electronic Geometry Molecular Geometry Hybridization...
Answer each of the following questions. 1. Complete the Lewis structures for the following resonance forms of C HsNO. Be sure to include formal charges. Circle the resonance structure that is the most important contributor to the resonance hybrid. Explain your choice. H3C- C-NH2 HC-C=NH2 2. Use VSEPR theory to predict value for the indicated bond angles in the form of the amino acid alanine shown below. Indicate the hybridization of the nitrogen and each of the carbon atoms. :0:...
6. (20 points) There are three non-equivalent resonance Lewis structures for the selenate ion, Se042. Draw the three non-equivalent (different formal charge distribution) resonance structures for the ion. Indicate the formal charges for all atoms in each resonance structure. Which structure is the major contributor to the resonance?
The Lewis structure of CH3NO2 is given below. What is the hybridization on the nitrogen atom? H:0: :0: O sp2 hybrid Osp hybrid Osp3d2 hybrid Osp3 hybrid sp3d hybrid A molecule has a central atom surrounded by 1 lone pair and 3 single bonds. What is the best description for the electron geometry? trigonal pyramid square planar O linear tetrahedral bent
2.) Draw correct Lewis dot structures for each of the following molecules. Draw all reasonable resonance structures. Expand the octet of the central atom (if possible) in order to minimize formal charges. Calculate formal charges on each atom. 12 pt.) a. CIO, b. NO, C. SO,
Lewis Structures; Resonance Structures (Sections)(a) Draw the dominant Lewis structure for the phosphorus trifluoride molecule, PF3, (b) Determine the oxidation numbers of the P and F atoms, (c) Determine the formal charges of the P and F atoms.
3.Fill in the table below - only 1 Lewis structure for eaclh is necessary, no resonance structures: Formula à HCNNO FICl, (exception to sulfite ion the octet rule) 3-D Lewis structure including bonding and lone pairs, and formal charges (each atom in the structure) electron pair geometry molecular geometry (with bond angles) Hybridization of the central atom(s) Polar?- Yes/No