1a) Formal charge = valence electrons - lone pair electrons - bonds
Formal charge of each double bonded O is zero.
Formal charge of Br is zero.
Formal charge of single bonded O is -1.
b) Xeo3
Formal charge on each atom is zero.
2) BrO4- : Tetrahedral
XeO3 : Trigonal pyramidal
3) Hybrid orbital of Br in BrO4- is sp3
Hybrid orbital of Xe in XeO3 is sp3.
Dow lewis electron-dot structures for the following compounds and calculate the formal charge on each atom....
Draw Lewis electron-d ot structures for the following compounds and calculate the formal charge on each atom. (15 pts) b. BrO4 d. XeO3 Predict the molecular shapes and geometries for the compounds in problem 1. (10 pts) What hybrid orbitals would be used by the central atom for a-bonding in each compound in problem 1. (10 pts)
(10 pts) Draw the Lewis structures for each compound and determine formal charge, hybridization, electron and molecular geometries on central atom. a) HzAs03 b) CIF, c) CIO
1. (10 pts) Draw the Lewis structures for each compound and determine formal charge, hybridization, electron and molecular geometries on central atom. d) NCO e) HBF,
Consider each of the following molecules and/or ions. Give the hybridization for the central atom in each case, and also give the molecular geometry. Ignore any distortions in the geometry due to non-equivalent terminal atoms. molecule or ion central atom hybridization for central atom molecular geometry CIO; (b) Seot (c) coza CO2 Cl2 Answer the following questions about the hybrid orbitals on the phosphorus atom in the POCl; and PClz molecules. What are the expected geometries of these molecules? Ignore...
2. For each of the following. (l) draw a Lewis diagram for the molecule. (it) count the number of elec tron groups around the central atom and the number of bonded electron groups, (ii) draw a three- dimensional representation of the molecule, (iv) give the values of the ideal bond angles, give the name of the electron-pair and molecular geometries, and (w) give the hybridization of the cen- tral atom. Example: NH, H-N-H H One non-bonding lone pair on N,...
4. On the basis of molecular orbitals and molecular orbital diagrams, predict which molecule in each series will have the longest bond. Be sure to provide a brief explanation a. B2, B2 b. 02*, 0,- c. HHe", Hz 5. Consider the hydroxide ion, OH and do the following: a. Prepare a molecular orbital diagram and fill with electrons given the following atomic orbital potential energies: O(2s) = -32.3 eV, O(2p) = -15.8 eV, H(s) -13.6 eV. Be sure to label...
Draw the Lewis electron dot structures for the following compound. Calculate the formal charge on each atom in wach structure and if theres is more than one possible structure for the compound use formal charge to indicate the more likely structure. Label all bonds as being polar or nonpolar. Draw the Lewis electron dot structures for the following compound. Calculate the formal charge on each atom in each structure and if there is more than one possible structure for the...
Pre-Workshop Formal Charge and VSEPR Worksheet Consider the following Lewis Structures for sand, which is silicon dioxide: :0-Si O: O-SI- Structure B Structure A 1. (0.5 pts) What is the total number of electrons allowed in the Lewis structure for SiO2? Do both of the above Lewis structures have the correct number of electrons pictured? 2. (0.5 pts) If two different Lewis structures are possible for a molecule, does the best structure have the fewest or the most formal charges?...
Procedure: For Part 1, write the Lewis Dot (or Electron Dot) structure for each atom, followed by the ions that each element would form, the compound that would be formed from the combination of the two elements and finally the Lewis Dot structure for the compound. For Part 2, show the Lewis Dot structure for each molecules, its AXE designation and finally its Electron Pair/ Geometric Shape geometries. Also indicate any partial charges that may exist on that molecule. PART...
PART I: HYDRIDES AND PERIODICITY Table 10-1. Lewis structures of hydrides Formula Total # of Valence Central Atom of Hydride Electrons Lewis Structure S aloon loro p ro bono di non auto Sad Ind o nesboro both bobom Table 10-2. Molecular geometries w of Lone Electron Electron-Pair Pairs Geometry Central Atom # of Bonded Electron Pairs Formula of Hydride Bond Angles) Molecular Shape ci TA's Initials PART II. FLUORINATED COMPOUNDS Table 10-3. Fluorinated compounds Total # of E. Pairs around...