Organic Chemistry: A Guided Inquiry
2nd Edition
ISBN: 9780618974122
Author: Andrei Straumanis
Publisher: Cengage Learning
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Chapter 3, Problem 13CTQ
Interpretation Introduction
Interpretation: The Lewis structure of ethene should be drawn and also the sigma and pi bonds in below figure and Lewis structure of ethene should be labeled.
Concept introduction: Bonds formed due to head-to-head overlap are termed sigma bond while ones formed by sideways or lateral overlap are named pi-bonds.A single bond has one
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Look at figure 3-22 that shows the electron density that occurs abound the Si-O bond. This electron density map gives the "shape" of the O and Si atoms when they are bonded together. Think about the answer in Q9 and choose the best response below:
(Select answer choice)
a. This figure shows that the Si and O atoms, when they bond together, do not form spheres, which is due to the fact that the Si-O bond is strongly covalent and these shared electrons affect atomic shape. This change in shape limits the applicability of Pauling's Coordination principle since that principle is based on the geometry of perfect spheres.
b. This figure shows that the Si and O atoms, when they bond together are close to perfect spheres, which is due to the fact that the Si-O bond is strongly covalent. This figure shows that Pauling's Coordination principle should apply very precisely to any substance that contains Si-O bonds
c. This figure shows that the Si and O atoms, form in a…
Q/ For the Lewis structure below…• Draw all of its important resonance structures. Show all charges and lone pair electrons. Use curved arrows to show the flow of electrons leading to each successive structure.• Draw the resonance hybrid. Label the average bond order and average charges
What is delocalization energy? How is it related to resonance energy? Answer by selecting all true statements.
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Resonance energy is a term used in VB theory.
Resonance energy and delocalization energy are term that describe different conditions.
Resonance energy is a term used in MO theory.
Resonance energy and delocalization energy are essentially the same thing.
Resonance energy and delocalization energy represent the additional stability associated with a spreading out of electron
density.
Delocalization energy is a term used in VB theory.
Delocalization energy is a term used in MO theory.
Resonance energy and delocalization energy represent the additional stability associated with concentrating electron
density.
Chapter 3 Solutions
Organic Chemistry: A Guided Inquiry
Ch. 3 - Prob. 1CTQCh. 3 - What neutral atom is represented by the electron...Ch. 3 - Prob. 3CTQCh. 3 - Consider any one of the four identical hybrid...Ch. 3 - Prob. 5CTQCh. 3 - Prob. 6CTQCh. 3 - Prob. 7CTQCh. 3 - Prob. 8CTQCh. 3 - Prob. 9CTQCh. 3 - Prob. 10CTQ
Ch. 3 - On the left side of Figure 3.6, label the areas...Ch. 3 - Prob. 12CTQCh. 3 - Prob. 13CTQCh. 3 - Prob. 14CTQCh. 3 - Prob. 15CTQCh. 3 - Now consider the fully formed molecule on the...Ch. 3 - Prob. 1ECh. 3 - Explain why the two molecules below cannot...Ch. 3 - Prob. 3ECh. 3 - Consider the incomplete orbital representation of...Ch. 3 - Consider the following orbital representation of...Ch. 3 - Summarize how one determines the hybridization...Ch. 3 - Explain what is wrong with each of the following...Ch. 3 - Prob. 8ECh. 3 - Prob. 9ECh. 3 - Complete the following tables, and memorize their...Ch. 3 - Draw orbital representations of bonding in water...Ch. 3 - Draw electron configuration diagrams for carbon in...Ch. 3 - Prob. 13E
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- On the left side of Figure 3.6, label the areas shown with a dotted line where... one bond can form. one bond can form.arrow_forwardHow do you know when to draw a solid wedge vs a dashed wedge when drawing 3D bond-line structures? I know that solid-wedge means the atom is pointing towards you and dashed wedge means it's in the back, but how do you know which atoms are in the front as opposed to the back? How can you tell what the configuration will look like in space just by looking at the lewis structure or name?arrow_forwardFor each of the Lewis structures shown below, predict the Electron Geometry, Molecular Geometry and Bond Angle. Lastly, using the same format as shown in the last column of Table 1, draw a sketch (using wedges and dashes to show 3D if needed) of the Molecular Geometry.arrow_forward
- a) Draw the Lewis structure for the molecule on the left (labeled as Molecule A above). Draw the Lewis structure which has minimum formal charges. b) Draw the correct Lewis structure for the molecule on the right (labeled as Molecule B above). Draw the Lewis structure which has minimum formal charges. c) Select the three TRUE statements from those provided below. The molecule on the right (Molecule B) is planar (all atoms lie within the same plane). The molecule on the left (Molecule A) is planar (all atoms lie within the same plane). The molecule on the right (Molecule B) has polar bonds. The molecule on the left (Molecule A) has polar bonds. We can distinguish between the two molecules (Molecule A and Molecule B) based upon their dipole moment.arrow_forwardIV. Write the resonance structure that would result from moving the electrons in the way indicated by the curved arrows. Submit your answer as assignment. H2Narrow_forwardDraw a resonance structure of the compound shown below, called 2-heptanone, which is found in some kinds of cheese. en Draw curved arrow(s) on the initial structure to show the expected resonance. Modify the second structure given to draw a new resonance structure, including any relevant formal charges. Use the + and - tools to add/remove charges to an atom, and use the single bond tool to add/remove double bonds. H3C CH3 Edit Drawing H3C CH3arrow_forward
- Clear my choice With regard to resonance structures that are drawn for a real species, which of the following statements is NOT TRUE? Select one: A. Resonance structures all have electron localized structures, while the real species that is described by them has delocalized electrons. OB. Resonance structures are real molecules that co-exist in equilibrium with each other. O C. Resonance structures differ in the location of their electrons, not the positions of their atoms. O D. Resonance structures are only drawings; each structure alone does not represent an existing molecule. Clear my choice What type of hybrid orbitals is used by the nitrogen atom in the following molecule? HO-N=0: hparrow_forwardNow consider the fully formed molecule on the right side of Figure 3.7. a. Draw a Lewis structure of this molecule. b. Identify orbital representations of the two bonds and three bonds in Figure 3.7, andmatch these with representations of bonds on the Lewis structure you just drew.arrow_forwardHow many valence electrons does a neutral a. K atom have? b. C atom? N atom? O atom?arrow_forward
- A student draws the picture of ammonia (NH3) in the box below, left, and predicts it will be a flatmolecule with HNH bond angles of exactly 120°. Unfortunately, the student left something out. a. What did the student omit from his drawing? b. What is the actual HNH bond angle of ammonia (based on the draw g above, right)? c. Explain why water, ammonia, and methane (shown below) all have about the same bondangles (close to 109.5°) even though they have different numbers of bonds.arrow_forwardYou will not find “hydroxide” in the stockroom, but you will find sodium hydroxide (NaOH) andpotassium hydroxide (KOH). Lithium hydroxide (LiOH) is expensive and used in spacecraft airfilters since hydroxide reacts with carbon dioxide, and lithium is lighter than sodium or potassium.Cesium and francium hydroxides are very expensive and little used. Is this information consistentwith your answer to the previous question?arrow_forwardClear 0 - s - O | A Lewis structure of SO2 is shown. - so, has one other resonance structure that does not violate the octet rule. A partically completed resonance structure of this molecule is shown. Complete the other resonance structure by dragging bonds and lone electron pairs to their appropriate positions. When complete, click Check.arrow_forward
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