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- Q. 9a) Provide additional resonance structures for the following species. Remember to show lone pairs & formal charges where applicable + [ :N=N-F: +→ [:0-C!-O: → Q. 9b) Draw the Lewis Structure for NCCH2CO2NHCH3, determine the number of sigma bonds & the number of pi bonds present, and indicate the bond angle value around each carbon atom, each nitrogen atom, and each oxygen atom.In the following Lewis structure of [SiF6]²;, every atom, bond and lone pair is positioned. To complete the structure, drag the formal charge tags to the appropriate atom(s). Each marker may be used more than once, or not at all. If an atom has a formal charge of zero, do not drag a tag to it. When you drag the marker in, place the little crosshairs in the upper left corner of the marker directly over the atom(s) in question (not above them). :F: :F: 2+ 2- :L: :L:In each of the four molecules shown below the oxygen atom has two lone pairs of electrons to complete its Octet. H H H i H-C-C-H IT H-C-C-0-H || H HA H B H H H&CH -H HIC OIC-H ннс Η H D Which of these molecules could function as both a hydrogen bond donor and acceptor? OC and D none of the four molecules A and B all four of the molecules A
- Draw Lewis Structures for the following compounds. (Be sure to minimize formal charges and draw resonance structures where appropriate.): XeF2O, ClO4-, HNO2, CH3CH(NH2)COOH (amino acid alanine). Identify the molecules with the following labels (1 is more than one label): Oxyacid, has a resonance structure, expanded octet, has a carbon backbone For the molecule with resonance structures—what is the bond order for the atoms that share e-?If A H;º is a positive number then that molecule has less chemical potential energy stored in its' bonds than the elemnets it was formed from. that molecule has more chemical potential energy stored in its' bonds than the elemnets it was formed from. that molecule has the same amount of chemical potential energy stored in its' bonds as the elemnets it was formed from.Draw the shapes of the following molecules and ions in 3-dimension. Show clearly any lone pairs of electrons on the central atom, state the number of bond pairs and lone pairs of electrons on the central atom and name the shape of the molecule or ion. (a) AIH4-, aluminium hydride ion (b) CH3-, methyl carbanion (c) POCl3, phosphorus oxychloride Provide everything stated in the instructions for each compound.
- Chemistry 162 К. Маrr Lab 3 Report Sheet Lewis Structures & Model Building Name Team No. Date Section Experimental Results Part 1 - Simple Organic Compounds Table 1. Lewis structures & functional group ID of simple organic compounds Lewis Structure Formula (Identify the functional groups) H Ехample: HAldehyde Carboxylic- Acid IC C;H,O3 H- 1. CH;CI 2. CH2O 3. СН.О2 4. СН2 5. C3H60 Page 5 of 7Acetic acid (CH3CO₂H) dissolved in water is shown to the right. Which of the labeled interactions represent hydrogen bonding interactions? H I 0: Oll only H OI only O III only I, III, and IV I and III O I and IV III and IV 4. HICH III 0: -C- &mm. :O: II -H H ||||.* H IV Henow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator%3Dassignment-take [References] Acetic acia is responsibie for the sour taste or vihegar. it can be manuracturea using the following reaction: |3| 2 CH3C-OH(g) 2 CH3C-H(g) + O2(g) Use tabulated values of bond energies from the table below to estimate AH for this reaction. Average Bond Energies Single Bonds Bond Bond Energy (kJ/mol) C-C 347 C-H 413 C-O 358 0-H 467 Multiple Bonds Bond Bond Energy (kJ/mol) C=0 1072 C=0 745 O=0 to 495 kJ %3D
- Chemistry Classify substituents according to their effect on an SEA by completing the chart below. It is possible that more than one compound occupies the same place as another and that there are blank boxes!Draw a complete lewis structure for the CONJUGATE ACID of Nitromethane (condensed formula CH3NOOH). Draw a complete lewis structure that shows all bonds, unshared electron pairs, and minimized formal charges where appropriate.H 4 H. H:Y:H H The Lewis representation above depicts a reaction between hydrogen (blue) and a main-group element from group (red). | bond(s) In this representation, each Y atom needs with atoms of H. |electron(s) to complete its octet, and gains these electrons by forming unshared electron pair(s) and |bonding electron pair(s) in the product molecule. There are The bonds in the product are|