Sp2024 - Midterm 2 Exam Review Game

Rank the following molecules based on INCREASING ACIDITY. Least acidic to most acidic.

• 1, 3, 5, 2, 4

• 1, 5, 3, 4, 2

• 1, 5, 3, 2, 4

• 4, 2, 3, 5, 1

• 3, 1, 5, 4, 2

For the following molecule below, identify which labeled proton is in the same chemical environment. If none of the labeled hydrogens are in the same chemical environment, then select option E.

• A

• B

• C

• D

• E

Identify the choice that best describes the relationship between these two conformational isomers (assume no bond rotation is possible)

• Enantiomers

• Diastereomers

• Same Conformation

Are any of the above molecules MESO?

• Yes

• No

Do you expect pKeq for this reaction to be less than 0, greater than 0, or equal to 0? (Recall that if Keq < 1, pKeq > 0 and if Keq > 1 than pKeq < 0)

• Less than 0

• Greater than 0

• Equal to 0

Which of the following choices best explains why one side of the reaction will predominate over the other at equilibrium?

• Electronegativity

• Size

• Inductive Effects

• Hybridization

• Resonance Delocalization

For the following molecule, identify which of the labeled protons is likely to show up as a singlet on a 1H-NMR spectrum. SELECT ALL THAT APPLY.

• A

• B

• C

• D

Identify the choice that best describes the stereochemical relationship between the two molecules shown.

• Constitutional Isomers

• Enantiomers

• Diastereomers

• Same Molecule

Of the given molecules below. Are any MESO?

• Yes, the left one only.

• Yes, the right one only.

• Yes, both compound

• No, Neither Compound

Which of the following choices represents the predominant form of Amino Acid X at a pH of 12?

• A

• B

• C

• D