MCAT Organic Chemistry Review 2018-2019

(A) (B) (C) (D) 4 . What is the product of the reaction below? ...

(A) (B) (C) (D) 5 . What is the product of the reaction below? (A) C 3 H 7 OH (B) C 2 H 5 COOH (C) C 2 H 5 CHO (D) C ...

6 . What is the product of the reaction below? ...

(A) (B) (C) (D) 7 . What is the product of the reaction between benzaldehyde and an excess of ethanol (CH 3 CH 2 O ...

(A) (B) (C) (D) 8 . Hemiacetals and hemiketals usually keep reacting to form acetals and ketals. Why is it difficult ...

I. These molecules are unstable. The hydroxyl group is rapidly protonated and lost as water under acidic co ...

(A) I only (B) I and II only (C) I and III only (D) I, II, and III 12 . To form a geminal diol, which of t ...

Answers and Explanations DISCRETE PRACTICE QUESTIONS 1 . D The reactivity of the carbonyl can be attributed to the ...

(D), the aldehyde has been oxidized, but a –CH 2 – group has been removed. 6 . B LiAlH 4 reduces aldeh ...

In a hydration reaction, water adds to a carbonyl, forming a geminal diol—a compound with two hydroxyl ...

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In This Chapter 7.1 General Principles Acidity of α-Hydrogens Steric Hindrance 7.2 Enolate Chemistry Keto–Enol Tautome ...

Chapter Profile The content in this chapter should be relevant to about 2% of all questions about Organic Ch ...

hydrogen of carbonyl-containing compounds. The acidity of this α-hydrogen allows many aldehydes and ketones to ac ...

7.1 General Principles LEARNING GOALS After Chapter 7.1, you will be able to: Explain the acidic nature of α-hy ...

Figure 7.1. Deprotonation of an α-Carbon, Forming a Carbanion The α-hydrogens of ketones tend to be slightly le ...

MCAT Concept Check 7.1: Before you move on, assess your understanding of the material with these questio ...

7.2 Enolate Chemistry LEARNING GOALS After Chapter 7.2, you will be able to: Define tautomerization Predict the r ...

Figure 7.2. Enolization (Tautomerization) On the left is the keto form, which is thermodynamically favored over ...