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A: The structure of fulvene is shown below,
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- ос D 0 0 о Indicate the line-angle structure that corresponds to the condensed structure, HOCH₂C(O)CH(CH3)2 НО. НО НО Y (A) (C) (D) A в (B)'' Which of the statements A-E is NOT correct about azidothymidine (AZT), an antiviral drug? (a) The molecule contains a sigma bond formed by the overlap of a nitrogen sp orbital with a nitrogen sp2 H3C. NH orbital (b) It contains a secondary (2°) amine (c) It contains a primary (1°) alcohol (d) The molecule contains the following functional groups: alkene, amide, ether (e) It contains one atom with a +1 formal charge and one with a -1 formal charge HOH2C N=N=N3) Using bond line structures, provide three constitutional isomers of alcohols for the following formula: C4H₁0O 4) Please convert the following structure into a bond line structure: ( H I HH 11 H-C-CC-C-C-CI: 11 ΤΗ Η -CC₁ H-O C H
- Write the contributing resonance structures and resonance hybrid for each of the following: (a) CH;CH=CH-CH=OH (f) CH3 (b) CH2=CH-CH-CH=CH2 (g) CH3-S-CH, (h) CH3-NO, (d) CH2=CH-Br CH, (e)Linoleic acid is an essential fatty acid found in many vegetable oils, such as soy, peanut, and cottonseed. A key structural feature of the molecule is the cis orientation around its two double bonds, where R1 and R2 represent two different groups that form the rest of the molecule. (a) How many different compounds are possible, changing only the cis-trans arrangements around these two double bonds? (b) How many are possible for a similar compound with three double bonds?Classify the bond shown in each molecule below as polar or non-polar: (a) CH3- CI (b) CH3- CH3 (c) В — н
- Which compound has a longer C¬Cl bond?CH3CH2Cl CH CHCl 2at one time, it was used as arefrigerant, an anesthetic, and apropellant for aerosol sprays used as the starting materialfor the synthesis of a plastic thatis used to make bottles, flooring,and clear packaging for foodThe unmistakable odor of a freshly cut cucumber is largely due to cucumber aldehyde. (a) How many sp2 hybridizedcarbon atoms does cucumber aldehyde contain? (b) What is the hybridization of the O atom? (c) What orbitals are used toform the carbon–oxygen double bond? (d) How many s bonds does cucumber aldehyde contain? (e) How many p bondsdoes it contain?Make three-dimensional drawings of the following molecules, and predict whether eachhas a dipole moment. If you expect a dipole moment, show its direction.(a) H2C꓿CH2(b) CHCl3(c) CH2Cl2(d) H2C꓿CCl2
- Specify the local electron geometries about the atoms labelled a-d. Unshared electron pairs affect local geometry and are included in the structural formula. For each atom enter one of the following: tetrahedral, square planar, trigonal planar, trigonal pyramidal, or linear. (a) (b) (c) (d) H- H H-C H H H H H 05 > -HFor which of the following molecules are there two unique configurations about the double bond? Explain. (a) (CH3)2C=CHCI; (b) H2C=CHCH,CH3; (c) CIHC=CHBr; (d) HC=CCH=CHCIWhich of the following compounds can exist as pairs of cis-trans isomers? Draw each cis-trans pair, and indicate the geometry of each isomer. (a) CH3CH=CH2 (b) (CH3)2C=CHCH3 (c) CH3CH2CH=CHCH3 (d) (CH3)2C=C(CH3)CH2CH3 (e) ClCH=CHCl (f) BrCH=CHCl