Chemistry: The Molecular Nature of Matter
7th Edition
ISBN: 9781118516461
Author: Neil D. Jespersen, Alison Hyslop
Publisher: WILEY
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Textbook Question
Chapter 15, Problem 25RQ
Lewis Acids and Bases
Define Lewis acid and Lewis base.
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each pair of substrates below, choose the one that will react faster in a substitution reaction, assuming that:
1. the rate of substitution doesn't depend on nucleophile concentration and
2. the products are a roughly 50/50 mixture of enantiomers.
Substrate A
Substrate B
Faster Rate
X
Ś
CI
(Choose one)
(Choose one)
CI
Br
Explanation
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Br
(Choose one)
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NMR spectrum of ethyl acetate has signals whose chemical shifts are indicated below. Which hydrogen or set of hydrogens corresponds to the signal at
4.1 ppm? Select the single best answer.
The
H
O
HỌC—C—0—CH, CH,
2
A
ethyl acetate
H NMR: 1.3 ppm, 2.0 ppm, 4.1 ppm
Check
OA
B
OC
ch
B
C
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How many signals do you expect in the H NMR spectrum for this molecule?
Br Br
Write the answer below.
Also, in each of the drawing areas below is a copy of the molecule, with Hs shown. In each copy, one of the H atoms is colored red. Highlight in red all other H
atoms that would contribute to the same signal as the H already highlighted red
Note for advanced students: In this question, any multiplet is counted as one signal.
1
Number of signals in the 'H NMR spectrum.
For the molecule in the top drawing area, highlight in red any other H atoms that will contribute to
the same signal as the H atom already highlighted red.
If no other H atoms will contribute, check the box at right.
Check
For the molecule in the bottom drawing area, highlight in red any other H atoms that will contribute
to the same signal as the H atom already highlighted red.
If no other H atoms will contribute, check the box at right.
O
✓
No additional Hs to color in top
molecule
ง
No additional Hs to color in bottom…
Chapter 15 Solutions
Chemistry: The Molecular Nature of Matter
Ch. 15 - Which of the following are conjugate acid-base...Ch. 15 - Write the formula of the conjugate base for each...Ch. 15 - Sodium cyanide solution, when poured into excess...Ch. 15 - One kind of baking powder contains sodium...Ch. 15 - Which of the following are amphoteric and which...Ch. 15 - The anion of sodium monohydrogen phosphate,...Ch. 15 -
Given that is a stronger acid than what is the...Ch. 15 - Given that HClO is a weaker acid than determine...Ch. 15 - Order the following groups of acids from the...Ch. 15 - Using only the periodic cable, choose the stronger...
Ch. 15 - Prob. 11PECh. 15 - Explain why one acid is weaker than the other in...Ch. 15 - In each pair, explain why one is a stronger acid...Ch. 15 - In each pair, explain why one is a weaker acid...Ch. 15 - How would you expect the acidities of the...Ch. 15 - List these acids in terms of increasing acidity:...Ch. 15 - Identify the Lewis acid and Lewis base in each...Ch. 15 - Is the fluoride ion more likely to behave as a...Ch. 15 - Brnsted-Lowry Acids and Bases How is a...Ch. 15 - Brnsted-Lowry Acids and Bases How are the formulas...Ch. 15 - Brnsted-Lowry Acids and Bases Is H2SO4 the...Ch. 15 - Brnsted-Lowry Acids and Bases What is meant by the...Ch. 15 - Brnsted-Lowry Acids and Bases Define the term...Ch. 15 - Strengths of Bronsted-Lowry Acids and Bases
15.6...Ch. 15 - Strengths of Brønsted-Lowry Acids and Bases
15.7...Ch. 15 - Strengths of Brnsted-Lowry Acids and Bases The...Ch. 15 - Strengths of Brnsted-Lowry Acids and Bases...Ch. 15 - Strengths of Brnsted-Lowry Acids and Bases Acetic...Ch. 15 - Strengths of Brnsted-Lowry Acids and Bases Nitric...Ch. 15 - Strengths of Brnsted-Lowry Acids and Bases HCIO4...Ch. 15 - Strengths of Brnsted-Lowry Acids and Bases Formic...Ch. 15 - Periodic Trends in the Strength of Acids Explain...Ch. 15 - Periodic Trends in the Strength of Acids What are...Ch. 15 - Periodic Trends in the Strength of Acids Within...Ch. 15 - Periodic Trends in the Strength of Acids Explain...Ch. 15 - Periodic Trends in the Strength of Acids Within...Ch. 15 - Periodic Trends in the Strength of Acids Explain...Ch. 15 - Periodic Trends in the Strength of Acids Astatine,...Ch. 15 - Periodic Trends in the Strength of Acids
15.21...Ch. 15 - Periodic Trends in the Strength of Acids
15.22...Ch. 15 - Periodic Trends in the Strength of Acids Which of...Ch. 15 - Periodic Trends in the Strength of Acids Which of...Ch. 15 - Lewis Acids and Bases Define Lewis acid and Lewis...Ch. 15 - Lewis Acids and Bases In terms of atomic orbitals,...Ch. 15 - Lewis Acids and Bases
15.27 Explain why the...Ch. 15 - Lewis Acids and Bases Methylamine has the formula...Ch. 15 - Use Lewis structures to show the Lewis acid-base...Ch. 15 - Lewis Acids and Bases
15.30 Explain why the oxide...Ch. 15 - Lewis Acids and Bases The molecule SbF5 is able to...Ch. 15 - Lewis Acids and Bases In the reaction of calcium...Ch. 15 - Acid-Base Properties of the Elements and Their...Ch. 15 - Acid-Base Properties of the Elements and Their...Ch. 15 - Prob. 35RQCh. 15 - Acid-Base Properties of the Elements and Their...Ch. 15 - Acid-Base Properties of the Elements and Their...Ch. 15 - Acid-Base Properties of the Elements and Their...Ch. 15 - Acid-Base Properties of the Elements and Their...Ch. 15 - Prob. 40RQCh. 15 - Acid-Base Properties of the Elements and Their...Ch. 15 - Acid-Base Properties of the Elements and Their...Ch. 15 - Prob. 43RQCh. 15 - Advanced Ceramics and Acid-Base Chemistry What is...Ch. 15 - Advanced Ceramics and Acid-Base Chemistry What is...Ch. 15 - Advanced Ceramics and Acid-Base Chemistry
15.46...Ch. 15 - Advanced Ceramics and Acid-Base Chemistry How does...Ch. 15 - Advanced Ceramics and Acid-Base Chemistry
15.48...Ch. 15 - Brønsted-Lowry Acids and Bases
15.49 Write the...Ch. 15 - Brønsted-Lowry Acids and Bases
15.50 Write the...Ch. 15 - Brønsted-Lowry Acids and Bases
15.51 Write the...Ch. 15 - Brnsted-Lowry Acids and Bases Write the formula...Ch. 15 - Brønsted-Lowry Acids and Bases
15.53 Identify the...Ch. 15 - Brønsted-Lowry Acids and Bases
15.54 Identify the...Ch. 15 - Periodic Trends in the Strengths of Acids Choose...Ch. 15 - Periodic Trends in the Strengths of Acids Choose...Ch. 15 - Choose the stronger acid and give your reason:...Ch. 15 - Choose the stronger acid and give your reason:...Ch. 15 - Choose the stronger acid:...Ch. 15 - Choose the stronger acid:...Ch. 15 - Lewis Acids and Bases Use Lewis symbols co diagram...Ch. 15 - Lewis Acids and Bases Use Lewis symbols to diagram...Ch. 15 - *15.63 Beryllium chloride, , exists in the solid...Ch. 15 - Aluminum chloride, AlCl3, forms molecules with...Ch. 15 - Use Lewis structures to diagram the reaction...Ch. 15 - Use Lewis structures to diagram the reaction...Ch. 15 - Use Lewis structures to show how the following...Ch. 15 - *15.68 Use Lewis structures to show how the...Ch. 15 - Acid-Base Properties of Elements and Their...Ch. 15 - Acid-Base Properties of Elements and Their Oxides...Ch. 15 - Prob. 71RQCh. 15 - Prob. 72RQCh. 15 - What is the formula of the conjugate acid of...Ch. 15 - *15.74 Using liquid ammonia as a solvent, sodium...Ch. 15 - In liquid SO2asasolvent,SOCl2reactswithNa2SO3 in a...Ch. 15 - *15.76 The following space-filling model depicts...Ch. 15 - Which of the following compounds is the stronger...Ch. 15 - Which of the two molecules below is the stronger...Ch. 15 - 15.79 Write equations that illustrate the...Ch. 15 - Hydrogen peroxide is a stronger Brnsted-Lowry acid...Ch. 15 - Sodium hydroxide, NaOH, is basic. Aluminum...Ch. 15 - Hydrazine, N2H4, is a weaker Brnsted-Lowry base...Ch. 15 - Identify the two Brnsted-Lowry acids and two bases...Ch. 15 - In the reaction in the preceding exercise, the...Ch. 15 - How would you expect the degree of ionization of...Ch. 15 - Prob. 86RQCh. 15 - A mixture is prepared containing 0.10 M of each of...Ch. 15 - 15.88 Are all Arrhenius acids Brønsted-Lowry...Ch. 15 - How could you determine whether HBr is a stronger...Ch. 15 - 15.90 Alcohols are organic compounds that have an...Ch. 15 - Acid rain, acid mine runoff, and acid leaching of...Ch. 15 - 15.92 Using just Figure 7.30, find the five most...
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- calculate the equilibrium concentration of H2 given that K= 0.017 at a constant temperature for this reaction. The inital concentration of HBr is 0.050 M.2HBr(g) ↔ H2(g) + Br2(g)a) 4.48 x 10-2 M b) 5.17 x 10-3 Mc) 1.03 x 10-2 Md) 1.70 x 10-2 Marrow_forwardtrue or falsegiven these two equilibria with their equilibrium constants:H2(g) + CI2(l) ↔ 2HCI(g) K= 0.006 CI2(l) ↔ CI2(g) K= 0.30The equilibrium contstant for the following reaction is 1.8H2(g) + CI2 ↔ 2HCI(g)arrow_forwardI2(g) + CI2(g) ↔ 2ICIK for this reaction is 81.9. Find the equilibrium concentration of I2 if the inital concentration of I2 and CI2 are 0.010 Marrow_forward
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General Chemistry | Acids & Bases; Author: Ninja Nerd;https://www.youtube.com/watch?v=AOr_5tbgfQ0;License: Standard YouTube License, CC-BY