Concept explainers
(a)
Interpretation: The number of pi electrons in the given molecule is to be determined.
Concept introduction: A molecule must be cyclic, planar, completely conjugated and should follow
According to the Huckel’s rule, the number of
(b)
Interpretation: The number of pi electrons in the given molecule is to be determined.
Concept introduction: A molecule must be cyclic, planar, completely conjugated and should follow Huckel’s rule to be classified as aromatic. For an antiaromatic molecule, the molecule must be cyclic, planar, completely conjugated and have
According to the Huckel’s rule, the number of
(c)
Interpretation: The number of pi electrons in the given molecule is to be determined.
Concept introduction: A molecule must be cyclic, planar, completely conjugated and should follow Huckel’s rule to be classified as aromatic. For an antiaromatic molecule, the molecule must be cyclic, planar, completely conjugated and have
According to the Huckel’s rule the number of
(d)
Interpretation: The number of pi electrons in the given molecule is to be determined.
Concept introduction: A molecule must be cyclic, planar, completely conjugated and should follow Huckel’s rule to be classified as aromatic. For an antiaromatic molecule, the molecule must be cyclic, planar, completely conjugated and have
According to the Huckel’s rule the number of
Want to see the full answer?
Check out a sample textbook solution
Chapter 15 Solutions
EBK ORGANIC CHEMISTRY
- Which of the bonds shown in red in each compound or pair of compounds is shorter?arrow_forward12. Which bonding pattern is NOT typical of carbon atoms in organic compounds? A. B. C. D. E. 13. Which compound is classified as ether? A. CH3 -0- CH₁ B. C. D. CH3 O-H CH3-CH2-0-H CH3-CH2-0-CH3 E. CH–CH,NH,arrow_forwardH₂C. C H₂ www CI CI Name using I.U.P.A.C nomenclature.arrow_forward
- 7. Connection to Biology. 'Natural products' are organic molecules made by different organisms. They can be used as flavors, dyes, and even therapeutics. In the following natural products: a. Circle any conjugated multiple bonds. If none are present, write 'none' next to the structure. a) b) Vitamin A OH Vitamin A HO,.. OH b. Circle any isolated multiple bonds. If none are present, write 'none' next to the structure. a) b) Vitamin D cale HO,,. Ill Vitamin Darrow_forwardDraw in all hydrogens and lone pairs on the charged carbons in each ion. a. b. d.arrow_forwardOnly question 64arrow_forward
- 3. How many valence electron does carbon have? А. 1 В. 2 С. 4 D. 6 4. Which of the following is INCORRECT about the number of bonds one C atom can form? A. 2 double bonds B. 1 triple bond, 3 single bonds C. 2 single bonds, 1 double bond D. 3 single bonds, 1 double bondarrow_forward3. Draw all possible resonance structures to show the delocalization in the following molecule. Use curved arrow(s) to show the movement of electron pairs. Determine and circle which resonance is the most stable. Show the lone pair of electrons if necessary. a. b. C. d. CH3 å (+) CH3 : NH₂arrow_forwardHow many hydrogens are present around each carbon atom in the following molecules?arrow_forward
- Draw in all hydrogens and lone pairs on the charged carbons in each ion ?arrow_forwardPart Farrow_forwardA. Choose the letter of the best answer. 1. What is a saturated hydrocarbon? A. Any compound consisting of carbon and hydrogen only. B. Any compound consisting of carbon and hydrogen and oxygen only. C. Any compound consisting of carbon and hydrogen only, in which some of the carbon atoms are joined to each other by double or triple bonds. D. Any compound consisting of carbon and hydrogen only, in which all the carbon atoms are joined to each other by single bonds. 2. What kind of hydrocarbon is C3H14? A. alkane C. alkyne B. alkene D. alcohol H. H H. 3. This molecule is an example of an... H. A. alkane C. alkyne B. alkene D. alcohol 4. Which is an example of an ether? А. CН3ОН B. CH3CH2CH2CI C. CH3CH2OCH2CH3 D. CH3CH2COOCH3 5. What is the simplest organic compound? A. methane C. ethanol B. acetone D. ethanearrow_forward
Chemistry: Matter and ChangeChemistryISBN:9780078746376Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl WistromPublisher:Glencoe/McGraw-Hill School Pub Co
Living By Chemistry: First Edition TextbookChemistryISBN:9781559539418Author:Angelica StacyPublisher:MAC HIGHER
Chemistry for Today: General, Organic, and Bioche...ChemistryISBN:9781305960060Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. HansenPublisher:Cengage Learning