How many s bond orbitals are available for overlap with the vacant p orbital in1. the isobutyl cation? 2. the n-butyl cation? 3. the sec-butyl cation?
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How many s bond orbitals are available for overlap with the vacant p orbital in
1. the isobutyl cation? 2. the n-butyl cation? 3. the sec-butyl cation?
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- Consider any one of the four identical hybrid orbitals in the 109.5° set. a. What fraction of the clay in this hybrid orbital was originally red (carne from the 2s orbital)? b. What fraction of the clay in this hybrid orbital was originally green (carne from a 2porbital)? c. Explain the name “ s(1/4)p(3/4) hybrid orbital” for each of the four orbitals. d. In fact, each of the four hybrid orbitals in the 109.5° set is called an sp3 -hybrid orbital.Explain the name “ sp3 -hybrid orbital.”5. Molecular Orbitals 2. The carbon-oxygen single bond of carbonyls can be constructed using a mix of both hybridization and MO theory. Construct a MO diagram of the o bond of a carbonyl by mixing an oxygen sp² orbital and a carbon sp² orbital. Make sure your diagram is complete with all necessary orbitals (drawings of them), orbital notations, the proper number of electrons, and an appropriate energy ranking. H3CHow much energy is required to raise the temperature of 13.3 grams of solid titanium from 24.2 °C to 36.4 °C ? Answer: Joules.
- Out of p-orbital and sp-hybrid orbital which has greater directional character and Why?If we extend the formation of the four pi-molecular orbitals to forming pi-molecular orbitals by the combination of the six un-hybridized p-orbitals in 1,3,5-hexatriene? Among those pi- molecular orbitals for 1,3,5-hexatriene, how many electrons are in the lowest-enery pi- molecular orbital? 1,3,5-hexatriene2. Draw to scale the energy level diagram for C₂. Draw the Lewis structure: What is the total number of valence electrons? What is the point group for this molecule? Draw the molecular orbital diagram for only the 2s and 2p valence orbitals. Label all of the atomic orbitals and molecular orbitals. Fill the orbitals with electrons. Label the HOMO and LUMO. Draw the shapes of the HOMO and LUMO molecular orbitals. What is the bond order?
- HN HN. 2. Consider the following mnolecule. Answer the questions pertaining to this molecules structure. How many primary (1) carbons are present in the molecule? %23 How many tertiary hydrogens are present in the molecule? How many sp hybridized atoms are present in the molecule? How many sp hybridized atoms are present in the molecule? How many sp' hybridized atoms are present in the molecule? uro for 4-ethyl-2- H1-methylethyl)hexane. Although661 10. Use the dash-wedge method to draw the 3-D structure of ammonia. a) What is the name of this type of structure? Trigonal Pyramidel b) What is the hybridization state of the N? S २० 11. Label all the nitrogens as 1º, 2º, or 3° then place the following labels on the molecules: (Aromatic or Nonaromatic) and (Amine or Amide). Aminc Aromatic 2⁰ 030 Amide nonaromatic N H-N-H Z-H More acidic hydrogens are present in pyrrole. 00 H-N-H CH3 10 Model 3: Amine Alkylation H N. CH₂CH3 CH₂2CH3 H-N-CH3 Br-CH3 BJ CH3 Br-CH3 Br-CH3 nonaromatic fast RXN 1A faster RXN 2A fastest Amine Nonoromatic RXN 3A NH₂ 12. Which of the following aromatic compounds (pyridine or pyrrole) is more basic? Explain. (Hint-think about the hybridization of each atom) N +! H-N-H CH3 -Z-H H (+)ī H-N-CH₂ CH3 2⁰ NH₂ 30 I I-Z: Aminc nonaromatic H IZ H N H-N-H 30 Amine Aromatic H-N-H CH3 0 H +i H3C-N-CH, H-N-CH3 CH3 CH3 O NH N. RXN 1B RXN 2B 4\\\\ RXN 3B २० ភ H-N-H 1 CH3 -H NH Amine Non-aromatic bb b po IZ Amine Nonaromatic…Let us construct the molecular orbital diagram of ethylene (in pieces). a. First, construct the MO diagram of linear carbene (CH2). Draw pictures of all 6 orbitals b. Now bend the carbene to a bond angle of about 120°. How does this change your MO diagram? Draw pictures of all 6 orbitals. c. Now bring two of these carbene molecules together to make ethylene. Draw pictures of all 12 orbitals.
- 1. How many molecular orbitals describe 2,4,6-Octatriene ?Draw the Lewis Structure for Carbonyl Sulfide. How many signa bonds does the correct structure have? How many pi bonds does the correct structure have? What orbitals does Carbon use to make a pi bond? What orbitals does sulfur use to make a pi bond? What is the hybridizaFon on carbon? What is the hybridizaFon on oxygen? What is the hybridizaFon on sulfur?4. What is the configuration of all double bonds in the following molecule? Forma 1 2 3 4 5 retinol A. 1: Z; 2: Z; 3: Z; 4: Z; 5: Z B. 1: E; 2: Z; 3: Z; 4: Z; 5: Z C. 1: Z; 2: E; 3: E; 4: E; 5: E D. 1: E; 2: E; 3: E; 4: E; 5: E OH