If the given compound shows cis-trans isomerism and its structure if applicable. Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn. Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Question

(a 4 shows scanning electron microscope (SEM) images of extruded actions of packing bed for two capillary columns of different diameters, al 750 (bottom image) and b) 30-μm-i.d. Both columns are packed with the same stationary phase, spherical particles with 1-um diameter. A) When the columns were prepared, the figure shows that the column with the larger diameter has more packing irregularities. Explain this observation. B) Predict what affect this should have on band broadening and discuss your prediction using the van Deemter terms. C) Does this figure support your explanations in application question 33? Explain why or why not and make any changes in your answers in light of this figure. Figure 4 SEM images of sections of packed columns for a) 750 and b) 30-um-i.d. capillary columns.³

Answer 1

Question

Chapter 1.19B, Problem 1.24P

(a)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(b)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(c)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(d)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(e)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(f)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

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(a 4 shows scanning electron microscope (SEM) images of extruded actions of packing bed for two capillary columns of different diameters, al 750 (bottom image) and b) 30-μm-i.d. Both columns are packed with the same stationary phase, spherical particles with 1-um diameter. A) When the columns were prepared, the figure shows that the column with the larger diameter has more packing irregularities. Explain this observation. B) Predict what affect this should have on band broadening and discuss your prediction using the van Deemter terms. C) Does this figure support your explanations in application question 33? Explain why or why not and make any changes in your answers in light of this figure. Figure 4 SEM images of sections of packed columns for a) 750 and b) 30-um-i.d. capillary columns.³

fcrip = ↓ bandwidth Il temp 32. What impact (increase, decrease, or no change) does each of the following conditions have on the individual components of the van Deemter equation and consequently, band broadening? Increase temperature Longer column Using a gas mobile phase instead of liquid Smaller particle stationary phase Multiple Paths Diffusion Mass Transfer

34. Figure 3 shows Van Deemter plots for a solute molecule using different column inner diameters (i.d.). A) Predict whether decreasing the column inner diameters increase or decrease bandwidth. B) Predict which van Deemter equation coefficient (A, B, or C) has the greatest effect on increasing or decreasing bandwidth as a function of i.d. and justify your answer. Figure 3 Van Deemter plots for hydroquinone using different column inner diameters (i.d. in μm). The data was obtained from liquid chromatography experiments using fused-silica capillary columns packed with 1.0-μm particles. 35 20 H(um) 큰 20 15 90 0+ 1500 100 75 550 01 02 594 05 μ(cm/sec) 30 15 10

Answer 2

Question

Chapter 1.19B, Problem 1.24P

(a)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(b)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(c)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(d)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(e)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(f)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

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Answer 3

Question

Chapter 1.19B, Problem 1.24P

(a)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(b)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(c)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(d)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(e)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(f)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

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Answer 4

Question

Chapter 1.19B, Problem 1.24P

(a)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(b)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(c)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(d)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(e)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(f)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

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Answer 5

Chapter 1.19B, Problem 1.24P

(a)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(b)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(c)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(d)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(e)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

(f)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 6

Chapter 1.19B, Problem 1.24P

(a)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 7

Chapter 1.19B, Problem 1.24P

(a)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 8

(b)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 9

(b)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 10

(c)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 11

(c)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 12

(d)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 13

(d)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 14

(e)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 15

(e)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 16

(f)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 17

(f)

Interpretation Introduction

To determine: If the given compound shows cis-trans isomerism and its structure if applicable.

Interpretation: The compound that shows cis-trans isomerism is to be predicted and the possible structure is to be drawn.

Concept introduction: Isomers are the compounds with similar formula and different structures. Stereoisomers are a type of isomers in which arrangement of atoms differ in space. Geometric isomers are one of the types of stereoisomers. These are of two types and are named as, cis and trans isomers.

Answer 18

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Ch. 1.2C - a. Nitrogen has relatively stable isotopes...Ch. 1.4 - Draw Lewis structures for the following compounds....Ch. 1.5 - Write Lewis structures for the following molecular...Ch. 1.5 - Circle any lone pairs (pairs of nonbonding...Ch. 1.6 - Use electronegativities to predict the direction...Ch. 1.8 - Prob. 1.6P Ch. 1.9B - Draw the important resonance forms for the...Ch. 1.9B - Prob. 1.8P Ch. 1.9B - Prob. 1.9P Ch. 1.9B - Use resonance structures to identify the areas of...

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