1. Using molecular models, construct the following molecules/polyatomic ions, and write their Lewis formulas. Record th...
1. Using molecular models, construct the following molecules/polyatomic ions, and write their Lewis formulas. Record the following information for each in your laboratory notebook. a) Molecule or ion b) # of valence electrons c) Lewis structure d) Draw any resonance structures if applicable e) Calculate all formal charges for molecules that have resonance structures f) For molecules that have resonance structures identify, which resonance structure contributes the most to the hybrid? 5. HCN 6. PO, 7. Galz 8. BrF3 9....
1. Using molecular models, construct the following molecules/polyatomic ions, and write their Lewis formulas. Record the following information for each in your laboratory notebook. a) Molecule or ion b) # of valence electrons c) Lewis structure d) Draw any resonance structures if applicable e) Calculate all formal charges for molecules that have resonance structures f) For molecules that have resonance structures identify, which resonance structure contributes the most to the hybrid? 10. XeOF 11. AsF3 12. 1F4* 13. SO, 14....
Using molecular models, construct the following molecules/polyatomic ions, and write their Lewis formulas. Record the following information for each in your laboratory notebook. a) Molecule or ion (Formula and IUPAC name) b) Lewis structure c) Draw any resonance structures if applicable d) # of bonding regions (double and triple bonds count as a single region) e) # of nonbonding pairs f) Hybridization of the central atom g) VSEPR designation h) Molecular geometry of the molecule/polyatomic ion, i) Polarity of the...
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.......
Page l7 Prelaboratory Questions Molecular Geometry 1. Does the following Lewis structure represent an anion, a cation, or a molecule? If it represents an ion, what is the charge on the ion? 0: 2. Using the "octet rule" write the Lewis formulas for NF3 and NO3. 3. a) Explain in your own words what is meant by delocalized electrons. b) Draw all resonance structures for the nitrate ion. 4. Consider the molecule BF3. Two possible resonance structures are shown below....
Match each of the following ions and molecules with its correct molecular Complete the Lewis structure of the chlorite ion, ClO2-, which is used as a bleaching agent. Complete only two resonance structure in which the formal charges are closest to zero. What is the valence molecular orbital configuration (according to MO theory) of homonuclear diatomic species where the atoms have an atomic number greater than seven? How many electrons are there in the pi antibonding orbitals of the following...
Complete the following table. Hint: Drawing the Lewis structures for these molecules after obtaining the total valence electrons will help you to complete the table) FIND: Molecule Total Valence Electrons in Molecule Total Electron Domains around Central Atom Electron-Domain Shape (Geometry) No. of Bonding Domains around Central Atom Number of Nonbonding Domains around Central Atom VSEPR Class Molecular Shape (Geometry) Polar? Y/N WITH THESE MOLECULES: HCN BH3 SnCl2 NH4+ H3 O+ NO2 SbF5 SeF4 BrF3 XeF2 SeF6 IF5 XeF4 2....
1. A. Put the following atoms in order of increasing electronegativity Br N Н B. Using the atoms above, which pair of atoms will create the most polar bond? C. Put the bonds below in order from least to greatest bond polarity С-Н N-H Н-Br D. Explain how you arrived at your answers to B and C 2. A. For the following Lewis structures, determine the formal charge on all of the atoms in the structure H H O :...
I need help with questions 1-8 POST-LAB: LABORATORY 11 Complete on a separate sheet of paper. 1. Indicate whether the molecule is an ion. Then, indicate whether the molecule is polar m. I n. H,PO o. BrO, p. IF q CO2 a. HCN b. H,SO c. HNO, d. BF H,CO, i. SF j. BeCl k. PO, 1. SO, e. XeF f H,O Calculate the number of valence electrons in each structure in question 1 2. Draw a correct Lewis dot...
1. Use what you've learned about Lewis structures and formal charges to predict which of the following selenium-containing molecule(s) would be least likely to exist 2 In which of the folowing molecules is the carbon-oxygen bond predicted to be longest? 3 Which of the following molecules or ions does not exhibit a tetrahedral molecular geometry 4. All of the following are see-saw except 5. Consider the following species wth tetrahedral electron-pair geometries and select the species (1) SeO (2) Seo...