Guided course 00:34Introduction to Drawing Newman ProjectionsJohnny Betancourt3743views23rank1comments
Multiple ChoiceDraw the most stable Newman Projection of CH3CH2 CH2OH through the C2 – C1 bond. 1574views5rank12comments
Multiple Choice Which line-angle structure matches the Newman projection, when looking from the right? 367views
Textbook QuestionUse a Newman projection about the indicated bond to draw the most stable conformer for each compound. a. 3-methylpentane about the C2―C3 bond933views
Textbook QuestionUse a Newman projection about the indicated bond to draw the most stable conformer for each compound. b. 3,3-dimethylhexane about the C3―C4 bond1343views
Textbook QuestionConvert each Newman projection to the equivalent line–angle formula, and assign the IUPAC name. g. h. 814views
Textbook QuestionConvert each Newman projection to the equivalent line–angle formula, and assign the IUPAC name. a. b. 1671views1rank
Textbook QuestionDraw a Newman projection, similar to [FIGURE 3-25} down the C1—C6 bond in the equatorial conformation of methylcyclohexane. Show that the equatorial methyl group is also anti to C5. (Using your models will help.)1724views1rank
Textbook QuestionDraw Newman projections of the following molecules viewed from the direction of the blue arrows. b. 1394views1rank
Textbook QuestionDraw Newman projections of the following molecules viewed from the direction of the blue arrows. a. [SOLVED]442views
Textbook QuestionConvert the following Newman projections to skeletal structures and name them.943views
Textbook Questiona. Draw all the staggered and eclipsed conformers that result from rotation about the C-2-C-3 bond of pentane.715views
Textbook QuestionUsing Newman projections, draw the most stable conformer for each of the following: b. 3-methylhexane, viewed along the C-3-C-4 bond642views
Textbook QuestionUsing Newman projections, draw the most stable conformer for each of the following: a. 3-methylpentane, viewed along the C-2-C-3 bond735views
Textbook Questionb. Draw a potential-energy diagram for rotation about the C-2-C-3 bond of pentane through 360°, starting with the least stable conformer.1065views
Textbook QuestionFor rotation about the C-3-C-4 bond of 2-methylhexane, do the following: a. Draw the Newman projection of the most stable conformer. b. Draw the Newman projection of the least stable conformer.490views
Textbook Questionc. Draw Newman projections of the two conformers of the trans isomer. d. Which of the conformers predominates at equilibrium?446views
Textbook Question(••) Given the following structures, show the Newman projection that would result from looking down the indicated bond in the direction shown. [Orient yourself as if you were the eyeball looking down the bond. Some of the examples have been partially completed for you to fill in the rest.] [On these last three, you need to use the line angle drawings without hydrogens or carbons shown.] (i) 616views
Textbook Question(••) Given the following structures, show the Newman projection that would result from looking down the indicated bond in the direction shown. [Orient yourself as if you were the eyeball looking down the bond. Some of the examples have been partially completed for you to fill in the rest.] [On these last three, you need to use the line angle drawings without hydrogens or carbons shown.] (h) 514views
Textbook QuestionUsing the Newman projections shown, draw each molecule in its line-angle drawing with all hydrogens and substituents shown. [Carbon b is behind carbon a in these structures.] Wedges and dashes should be used to indicate whether a substituent is coming out of, or going into, the plane of the page. [Your answers to these will look like the molecules in Assessment 3.21.] (b)548views
Textbook QuestionUsing the Newman projections shown, draw each molecule in its line-angle drawing with all hydrogens and substituents shown. [Carbon b is behind carbon a in these structures.] Wedges and dashes should be used to indicate whether a substituent is coming out of, or going into, the plane of the page. [Your answers to these will look like the molecules in Assessment 3.21.] (d)486views
Textbook Question(•) Given the first Newman projection and the direction and degree of rotation, fill in the resulting Newman projection. [One substituent has been labeled for you.] (a)522views
Textbook Question(•) Given the first Newman projection and the direction and degree of rotation, fill in the resulting Newman projection. [One substituent has been labeled for you.] (d)477views
Textbook Question(•) Given the first Newman projection and the direction and degree of rotation, fill in the resulting Newman projection. [One substituent has been labeled for you.] (h)453views
Textbook Question(•) Given the first Newman projection and the direction and degree of rotation, fill in the resulting Newman projection. [One substituent has been labeled for you.] (l)445views
Textbook Question(••) Given the following structures, show the Newman projection that would result from looking down the indicated bond in the direction shown. [Orient yourself as if you were the eyeball looking down the bond. Some of the examples have been partially completed for you to fill in the rest.] (i)418views
Textbook Question(••) Given the following structures, show the Newman projection that would result from looking down the indicated bond in the direction shown. [Orient yourself as if you were the eyeball looking down the bond. Some of the examples have been partially completed for you to fill in the rest.] [On these last three, you need to use the line angle drawings without hydrogens or carbons shown.] (j)386views
Textbook QuestionDraw Newman projections along the C3―C4 bond to show the most stable and least stable conformations of 3-ethyl-2,4,4-trimethylheptane.1078views
Textbook QuestionDraw Newman projections of the following molecules viewed from the direction of the blue arrows. c.328views
Textbook QuestionFor each molecule, draw the Newman projection you would observe if you looked down the Cₐ - Cᵦ bond in the direction indicated.(d) <IMAGE>339views
Textbook Question(••) Given the following structures, show the Newman projection that would result from looking down the indicated bond in the direction shown. [Orient yourself as if you were the eyeball looking down the bond. Some of the examples have been partially completed for you to fill in the rest.](b) <IMAGE>339views
Textbook Question(•••) Looking down the indicated bond, show the three most stable conformations and choose the one that is most stable. Be sure that the first Newman projection you show is the one you see initially (before rotation). [Why should none of your three Newman projections show eclipsed conformations?](b) <IMAGE>358views
Textbook Question(••) For each of the following structures, which staggered Newman projection skeleton from Assessment 3.51 should you draw first to show what is seen when looking down the indicated bond?(d) <IMAGE>294views
Textbook QuestionIs each of the following a cis isomer or a trans isomer?d. <IMAGE>e. <IMAGE>f. <IMAGE>346views
Textbook QuestionConvert each Newman projection to the equivalent line–angle formula, and assign the IUPAC name.c. <IMAGE>d. <IMAGE>321views
Textbook QuestionUsing Newman projections, draw the most stable conformer for each of the following:c. 3,3-dimethylhexane, viewed along the C-3-C-4 bond227views
Textbook QuestionFor the following molecule, draw the Newman projection (around the 2,3-bond) with a dihedral angle of 180° between the bromine and hydrogen.623views
Textbook QuestionConformational studies on ethane-1,2-diol (HOCH2—CH2OH) have shown the most stable conformation about the central C―C bond to be the gauche conformation, which is 9.6 kJ/mol (2.3 kcal/mol) more stable than the anti conformation.Draw Newman projections of these conformers, and explain this curious result.678views