Organic Chemistry, Books a la Carte Edition (8th Edition)
8th Edition
ISBN: 9780134074580
Author: Bruice, Paula Yurkanis
Publisher: PEARSON
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Textbook Question
Chapter 7, Problem 47P
Do the equilibria of the following acid-base reactions lie to the right or the left? (The pKa of H2O2 is 11.6.)
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The Keq for the reaction:
A + B ↔ AB is 3.793
What is the Keq for
2 + AB ↔ 2 A + 2 B
Keq = ?
Alcohols are weak organic acids, pKa 15–18. The pKa of ethanol, CH3CH2OH, is 15.9. Write equations for the equilibrium reactions of ethanol with each base. Which equilibria lie considerably toward the right? Which lie considerably toward the left?
Q.) NaHCO3
Draw the products formed from the following acid-base pairs, using approximate
pka values to predict in which direction the equilibria will lie.
for the product, one for the direction of the equilibrium)
+ NaNH
+ H20
NH3
to
ČH,NO2
H.
O + HCO3
NH3
Chapter 7 Solutions
Organic Chemistry, Books a la Carte Edition (8th Edition)
Ch. 7.1 - Prob. 1PCh. 7.1 - Name the following:Ch. 7.1 - What is the molecular formula for a monocyclic...Ch. 7.1 - Draw the condensed and skeletal structures for...Ch. 7.1 - Draw the structure and give the common and...Ch. 7.2 - Prob. 6PCh. 7.2 - Name the following:Ch. 7.3 - What orbitals are used to form the carbon-carbon ...Ch. 7.4 - Prob. 9PCh. 7.4 - Why does cis-2-butene have a higher boiling point...
Ch. 7.6 - Prob. 12PCh. 7.6 - Prob. 13PCh. 7.7 - Prob. 14PCh. 7.7 - Which alkyne should be used for the synthesis of...Ch. 7.7 - Prob. 16PCh. 7.8 - Prob. 17PCh. 7.8 - Only one alkyne forms an aldehyde when it...Ch. 7.9 - Describe the alkyne you should start with and the...Ch. 7.9 - Prob. 20PCh. 7.10 - Prob. 21PCh. 7.10 - Prob. 22PCh. 7.10 - Prob. 23PCh. 7.10 - Rank the following from strongest base to weakest...Ch. 7.10 - Prob. 26PCh. 7.12 - Prob. 28PCh. 7 - What is the major product obtained from the...Ch. 7 - Draw a condensed structure for each of the...Ch. 7 - A student was given the structural formula of...Ch. 7 - Prob. 32PCh. 7 - What is each compounds systematic name?Ch. 7 - What reagents should be used to carry out the...Ch. 7 - Prob. 35PCh. 7 - Draw the mechanism for the following reaction:Ch. 7 - Prob. 37PCh. 7 - Prob. 38PCh. 7 - What is the major product of the reaction of 1 mol...Ch. 7 - Answer Problem 39, parts a-b, using 2-butyne as...Ch. 7 - What is each compounds systematic name? a....Ch. 7 - What is the molecular formula of a hydrocarbon...Ch. 7 - a. Starting with 3-methyl 1-butyne, how can you...Ch. 7 - Prob. 44PCh. 7 - Which of the following pairs are keto-enol...Ch. 7 - Prob. 46PCh. 7 - Do the equilibria of the following acid-base...Ch. 7 - What is each compounds systematic name?Ch. 7 - What stereoisomers are obtained when 2-butyne...Ch. 7 - Prob. 50PCh. 7 - Draw the keto tautomer for each of the following:Ch. 7 - Show how each of the following compounds can be...Ch. 7 - A chemist is planning to synthesize 3-octyne by...Ch. 7 - Prob. 54PCh. 7 - What stereoisomers are obtained from the following...Ch. 7 - Prob. 56PCh. 7 - Prob. 57PCh. 7 - Prob. 58PCh. 7 - Show how the following compound can be prepared...Ch. 7 - Prob. 60P
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- Calculate the Ka's for the following acids: (a) Citric acid, pKa = 3.14 (b) Tartaric acid, pKa = 2.98arrow_forwardWill acetylene react with sodium hydride according to the following equation to form a salt and hydrogen, H2? Using pKa values given in Table 4.1, calculate Keq for this equilibrium.arrow_forwardAlcohols are weak organic acids, pKa 15–18. The pKa of ethanol, CH3CH2OH, is 15.9. Write equations for the equilibrium reactions of ethanol with each base. Which equilibria lie considerably toward the right? Which lie considerably toward the left? Q.) NaOHarrow_forward
- Which structure is a reasonable intermediate for this hydrolysis reaction? H;SO, H-0 HO OHarrow_forwardThe Keq for the reaction: A + B ↔ AB is 2.16 What is the Keq for 2 A + 2 B ↔ 2 ABarrow_forwardGiven the reactionsHF(aq) ⇌ H+(aq) + F-(aq) Kc = 6.9 x 10-4H2C2O4(aq) ⇌ 2 H+(aq) + C2O42 - (aq) Kc = 3.8x 10-6 Determine the value of Kc for the reaction2 HF(aq) + C2O42 - (aq) ⇌ 2 F-(aq) + H2C2O4(aq)arrow_forward
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- Based on the following equilibrium H++ HCO3- ↔ H2CO3 A)State what would happen if we added HCl to the reaction B) State what would happen if we added NaOH to the reaction.arrow_forwardWhen ammonia is placed in water, the following two reactions (1 or 2) occur to a certain extent. Reaction 1: NH3 (aq) + H2O (l)⇄⇄ NH4+ (aq) + OH- (aq) pKb = 4.75 Reaction 2:NH3 (aq) + H2O (l)⇄⇄ NH2- (aq) + H3O+ (aq) pKa = 35 Which reaction is most likely to occur? a.) Both equally b.) More info needed c.) Reaction 1 d.) Reaction 2arrow_forwardFor the following reactions, predict the likely product(s) of the reaction or write 'no reaction." Me H Me °x Me Me Me Br Me Me Me Nal, NaOCI EtOH, H₂O HNO3 ACOH AICI 3arrow_forward
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