Chem 140A KEY Practice Midterm 1

Chem 140A KEY Practice Midterm 1 - 1. Please circle the...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
1. Please circle the functional groups present in the following molecules and give their names. 2. Conformational isomerism. Draw the following molecules in Newman projections with respect to the indicated bond. Indicate whether they are staggered or eclipsed forms. A. The most stable conformational isomer of 2-methylbutane (C2-C3 bond) CH 3 H H CH 3 H CH 3 most stable a staggered form
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
b. The least stable conformational isomer of 2-methylbutane (C2-C3 bond) CH 3 H H CH 3 H CH 3 Least stable an eclipsed form
Background image of page 2
3. Structural Description. Answer the questions below with reference to the structure of norethindrone. Be clear with your answers. a. Indicate which atoms are sp-hybridized b. Indicate which atoms are sp 2 -hybridized c. Draw in and label a tertiary hydrogen at the correct position d. Indicate which atoms have 4 different substituents attached to them e. Number the 7 non-hydrogen atoms involved in approximately 120 degree bond angles
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4. Isomers . Please be explicit, drawing out all of the atoms, including hydrogens. a. Draw all of the structural isomers of C
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 12

Chem 140A KEY Practice Midterm 1 - 1. Please circle the...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online