Begin with the most stable Newman projection, and perform (6) successive 60° rotations about the C2-C3 bond. Keep the C2 carbon fixed while rotating C3 clockwise. Use -Me and -Et in place of chemical formulas. Draw each unique Newman projection in the large box. Each arrow represents one 60° rotation. START HERE In the smaller box below each of your Newmans projections: Label each of your Newman projections 1, 2, 3, etc... with a "1" being the most stable, "2" the second most stable, etc... Write "S" for steric strain and "T" for torsional strain. Use the following format in each small box: #S, #T, or #ST (if both strains are present).
Begin with the most stable Newman projection, and perform (6) successive 60° rotations about the C2-C3 bond. Keep the C2 carbon fixed while rotating C3 clockwise. Use -Me and -Et in place of chemical formulas. Draw each unique Newman projection in the large box. Each arrow represents one 60° rotation. START HERE In the smaller box below each of your Newmans projections: Label each of your Newman projections 1, 2, 3, etc... with a "1" being the most stable, "2" the second most stable, etc... Write "S" for steric strain and "T" for torsional strain. Use the following format in each small box: #S, #T, or #ST (if both strains are present).
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:The image depicts the structural formula of a hydrocarbon molecule known as 2-Methylpentane. This is a type of branched alkane with the molecular formula C6H14. Here is a detailed explanation:
- The main chain consists of five carbon atoms arranged linearly and follows the zig-zag orientation typical of alkane structures.
- There is a branch (methyl group) attached to the second carbon of the main chain, giving the molecule its name "2-Methylpentane".
- Each line represents a carbon-carbon bond, and the ends of lines represent carbon atoms.
- Hydrogen atoms are not shown in the structural formula but are understood to occupy all the remaining valences of carbon, making each carbon tetravalent.
Alkanes like 2-Methylpentane are saturated hydrocarbons and are part of a homologous series where each member differs by a CH₂ unit. They are commonly used as fuels and solvents.

Transcribed Image Text:### Newman Projection Rotations Tutorial
#### Instructions:
Begin with the most stable Newman projection, and perform six successive 60° rotations about the C2-C3 bond. **Keep the C2 carbon fixed while rotating C3 clockwise.** Use -Me and -Et in place of chemical formulas.
**Objective:** Draw each unique Newman projection in the large boxes provided. Each arrow between boxes represents one 60° rotation.
#### Layout:
- **Pathway:** Start in the box labeled "START HERE" and follow the arrows to complete the sequence of Newman projections.
- **Diagram Structure:** There are six large boxes arranged in a sequence, each representing one Newman projection.
#### Details for Each Projection:
In the smaller box below each of your Newman projections:
- **Labeling:** Assign each Newman projection a number (1, 2, 3, etc.), with "1" being the most stable, "2" the second most stable, and so on.
- **Strain Identification:**
- Use "S" for steric strain.
- Use "T" for torsional strain.
- **Format:** Record the strain in each small box in the following format: `#S`, `#T`, or `#ST` (if both strains are present).
These exercises help visualize conformational changes and the impact of molecular rotations on stability.
Expert Solution

Step 1
The Newman projection conformers for 3 methyl pentane are given below with information of steric, torsional strain.
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