121 Homolytic PPTs View free & download

R1R2 homolytic cleavage 3R1R2 ISC 1R1R2 PowerPoint PPT Presentation

R1R2 homolytic cleavage 3R1R2 ISC 1R1R2 - 2 mechanisms: Spin Rephasing ( g) and Spin Flipping (a) 5. kTS ~ (3 X 106)( gH Ms a1 ) ... No nuclear spin flip involved. Spin Flipping. Sort magnetic nuclei ...

2 mechanisms: Spin Rephasing ( g) and Spin Flipping (a) 5. kTS ~ (3 X 106)( gH Ms a1 ) ... No nuclear spin flip involved. Spin Flipping. Sort magnetic nuclei ...

| PowerPoint PPT presentation | free to view

Organic reaction mechanisms PowerPoint PPT Presentation

Organic reaction mechanisms - Click a box below to go to the mechanism Click here for advice Homolytic Free Radical Substitution Free Radical Addition Heterolytic Electrophilic Addition

Click a box below to go to the mechanism Click here for advice Homolytic Free Radical Substitution Free Radical Addition Heterolytic Electrophilic Addition

| PowerPoint PPT presentation | free to download

Fragmentation of M PowerPoint PPT Presentation

Fragmentation of M - Draw structure of M if possible and then draw possible heterolytic cleavages (curved arrows) or homolytic cleavages (fish hooks) ...

Draw structure of M if possible and then draw possible heterolytic cleavages (curved arrows) or homolytic cleavages (fish hooks) ...

| PowerPoint PPT presentation | free to download

Vojtech Zeman prezents PowerPoint PPT Presentation

Vojtech Zeman prezents - Photochromism is a phenomenon, when molecules of matter change reversibly their ... triplet - triplet photochromism, tautomerism photochromism, homolytic fission, ...

Photochromism is a phenomenon, when molecules of matter change reversibly their ... triplet - triplet photochromism, tautomerism photochromism, homolytic fission, ...

| PowerPoint PPT presentation | free to view

Controlled Polymerisation PowerPoint PPT Presentation

Controlled Polymerisation - Rate of termination 0. Rate of Initiation Rate of Propagation ... Covalent adduct. Persistent radical. Reversible Homolytic Dissociation. Acc. Chem. Res. ...

Rate of termination 0. Rate of Initiation Rate of Propagation ... Covalent adduct. Persistent radical. Reversible Homolytic Dissociation. Acc. Chem. Res. ...

| PowerPoint PPT presentation | free to view

Radicals and Radical Reactions Pensum: Solomon PowerPoint PPT Presentation

Radicals and Radical Reactions Pensum: Solomon - Radicals and Radical Reactions. Pensum: Solomon& Fryhle - Chapter 10, parts 10.1 ... Homolytic bond cleavage leads to the formation of radicals (also called ...

Radicals and Radical Reactions. Pensum: Solomon& Fryhle - Chapter 10, parts 10.1 ... Homolytic bond cleavage leads to the formation of radicals (also called ...

| PowerPoint PPT presentation | free to view

Running molecular dynamics with constraints included PowerPoint PPT Presentation

Running molecular dynamics with constraints included - The time step is dictated by the highest frequency. ... The SHAKE Algorithm uses Homolytic Constraints. 1. 2. dij ... The SHAKE algorithm doesn't do that...

The time step is dictated by the highest frequency. ... The SHAKE Algorithm uses Homolytic Constraints. 1. 2. dij ... The SHAKE algorithm doesn't do that...

| PowerPoint PPT presentation | free to view

Basic Principles & techniques in Chemistry PowerPoint PPT Presentation

Basic Principles & techniques in Chemistry - Chem ppt

Chem ppt

| PowerPoint PPT presentation | free to download

Recognition of Molecular Ion PowerPoint PPT Presentation

Recognition of Molecular Ion - ... H2O, NH3, C2H4, HCN, CO, H2S,etc often occur Recognition of Molecular Ion Can use CI to verify (usually not convenient) Nitrogen rule: ...

... H2O, NH3, C2H4, HCN, CO, H2S,etc often occur Recognition of Molecular Ion Can use CI to verify (usually not convenient) Nitrogen rule: ...

| PowerPoint PPT presentation | free to download

Recognition of Molecular Ion - M-3 M-14 peaks indicate not. Nitrogen Rule. Spectrum of an Amine. Spectrum of an Alcohol. M present? Recognition of Molecular Ion ...

M-3 M-14 peaks indicate not. Nitrogen Rule. Spectrum of an Amine. Spectrum of an Alcohol. M present? Recognition of Molecular Ion ...

| PowerPoint PPT presentation | free to download

Chapter 2: Organic Compounds: A First Look PowerPoint PPT Presentation

Chapter 2: Organic Compounds: A First Look - Chapter 2: Organic Compounds: A First Look Common Bonding Situations Hydrogen 1 bond Carbon 4 bonds (neutral and 8 electrons) Reactive Carbon Species

Chapter 2: Organic Compounds: A First Look Common Bonding Situations Hydrogen 1 bond Carbon 4 bonds (neutral and 8 electrons) Reactive Carbon Species

| PowerPoint PPT presentation | free to download

CHAIN POLYMERIZATION Free Radical Polymerization PowerPoint PPT Presentation

CHAIN POLYMERIZATION Free Radical Polymerization - CHAIN POLYMERIZATION Free Radical Polymerization Free radical are independently-existing species that have unpaired electron. Normally they are highly reactive with ...

CHAIN POLYMERIZATION Free Radical Polymerization Free radical are independently-existing species that have unpaired electron. Normally they are highly reactive with ...

| PowerPoint PPT presentation | free to download

Mass Spectrometry PowerPoint PPT Presentation

Mass Spectrometry - Mass Spectrometry To here! From here Molecular Weight: 70 amu Molecular Formula: C5H10 Detection of ionic species to determine the molecular weight of and obtain ...

Mass Spectrometry To here! From here Molecular Weight: 70 amu Molecular Formula: C5H10 Detection of ionic species to determine the molecular weight of and obtain ...

| PowerPoint PPT presentation | free to download

REACTIONS OF ORGANIC COMPOUNDS PowerPoint PPT Presentation

REACTIONS OF ORGANIC COMPOUNDS - Both the bonding electrons are transferred to the more electronegative atom. ... Chlorine is more electronegative than carbon and the C Cl bond is polar. ...

Both the bonding electrons are transferred to the more electronegative atom. ... Chlorine is more electronegative than carbon and the C Cl bond is polar. ...

| PowerPoint PPT presentation | free to view

Chapter 4 Alcohols and Alkyl Halides - Chapter 4 Alcohols and Alkyl Halides

Chapter 4 Alcohols and Alkyl Halides

| PowerPoint PPT presentation | free to download

Ch. 10 - 1 - Title: Project Overview Author: USER Created Date: 11/7/2001 3:36:02 PM Document presentation format: On-screen Show Company: USER Other titles

Title: Project Overview Author: USER Created Date: 11/7/2001 3:36:02 PM Document presentation format: On-screen Show Company: USER Other titles

| PowerPoint PPT presentation | free to view

Free Radical Reactions PowerPoint PPT Presentation

Free Radical Reactions - Chlorination is not Very Selective. H's are not abstracted at the ... Bromination is much more Selective. Selectivity of Bromination. Addition of HBr to Alkenes ...

Chlorination is not Very Selective. H's are not abstracted at the ... Bromination is much more Selective. Selectivity of Bromination. Addition of HBr to Alkenes ...

| PowerPoint PPT presentation | free to view

From rate law to reaction mechanism PowerPoint PPT Presentation

From rate law to reaction mechanism - From the rate law : reaction does not take place in one step ... Rate law of an elementary step must be written with respect to the reactants ...

From the rate law : reaction does not take place in one step ... Rate law of an elementary step must be written with respect to the reactants ...

| PowerPoint PPT presentation | free to download

Edexcel organic reaction mechanisms PowerPoint PPT Presentation

Edexcel organic reaction mechanisms - THIRD version of all the mechanisms Edexcel specify (2002/3) for AS and A2. Mechanisms revealed by left clicking the mouse or using the keyboard a single step at a ...

THIRD version of all the mechanisms Edexcel specify (2002/3) for AS and A2. Mechanisms revealed by left clicking the mouse or using the keyboard a single step at a ...

| PowerPoint PPT presentation | free to view

Chemical Sense in Metabolism PowerPoint PPT Presentation

Chemical Sense in Metabolism - Lecture 25 Chemical Sense in Metabolism

Lecture 25 Chemical Sense in Metabolism

| PowerPoint PPT presentation | free to view

Mechanisms of Toxic Action PowerPoint PPT Presentation

Mechanisms of Toxic Action - Examples of organic compound electrophiles are carbonium and nitrenium ions; ... The conversion of Hg0 to Hg 1 and Hg 2 are examples of inorganic electrophiles ...

Examples of organic compound electrophiles are carbonium and nitrenium ions; ... The conversion of Hg0 to Hg 1 and Hg 2 are examples of inorganic electrophiles ...

| PowerPoint PPT presentation | free to view

Reaction Mechanisms of Organic Reactions PowerPoint PPT Presentation

Reaction Mechanisms of Organic Reactions - New Way Chemistry for Hong Kong A-Level Book 3A. New Way Chemistry for Hong ... g. In dehydrohalogenation of bromoethane, ethene and hydrogen bromide are formed ...

New Way Chemistry for Hong Kong A-Level Book 3A. New Way Chemistry for Hong ... g. In dehydrohalogenation of bromoethane, ethene and hydrogen bromide are formed ...

| PowerPoint PPT presentation | free to view

Chemistry Revision PowerPoint PPT Presentation

Chemistry Revision - Consider N2(g) 3H2(g) Fe 2NH3 (g) ?H=-100 kJ/Mol. Explain what will be the effect on the yield of ammonia if I ... What type of catalysis is this example? ...

Consider N2(g) 3H2(g) Fe 2NH3 (g) ?H=-100 kJ/Mol. Explain what will be the effect on the yield of ammonia if I ... What type of catalysis is this example? ...

| PowerPoint PPT presentation | free to view

Controlled Polymerisation - Transition Metal Mediated Radical ... RAFT (Reversible Addition Fragmentation Transfer) ... Nitroxide-Mediated LRP (CSIRO, Georges, Fukuda, Hawker, ...

Transition Metal Mediated Radical ... RAFT (Reversible Addition Fragmentation Transfer) ... Nitroxide-Mediated LRP (CSIRO, Georges, Fukuda, Hawker, ...

| PowerPoint PPT presentation | free to view

AQA organic reaction mechanisms PowerPoint PPT Presentation

AQA organic reaction mechanisms - Electrophilic Substitution. Nucleophilic Addition. Nucleophilic ... 1. Formation of the electrophile (an acylium ion) AlCl3. Cl AlCl3. With ethanoyl chloride ...

Electrophilic Substitution. Nucleophilic Addition. Nucleophilic ... 1. Formation of the electrophile (an acylium ion) AlCl3. Cl AlCl3. With ethanoyl chloride ...

| PowerPoint PPT presentation | free to view

The Kinetic Study of Oxidation Reactions of (TDFPP)FeIVO, Model Compound of Heme Iron Center in Cytochrome P450 PowerPoint PPT Presentation

The Kinetic Study of Oxidation Reactions of (TDFPP)FeIVO, Model Compound of Heme Iron Center in Cytochrome P450 - The Kinetic Study of Oxidation Reactions of (TDFPP)FeIVO, Model Compound of Heme Iron Center in Cytochrome P450 Se Ryeon Lee Department of Chemistry

The Kinetic Study of Oxidation Reactions of (TDFPP)FeIVO, Model Compound of Heme Iron Center in Cytochrome P450 Se Ryeon Lee Department of Chemistry

| PowerPoint PPT presentation | free to view

Alkanes - Chapter 29 Alkanes 29.1 Introduction 29.2 Nomenclature of Alkanes 29.3 Physical Properties of Alkanes 29.4 Preparation of Alkanes 29.5 Reactions of Alkanes

Chapter 29 Alkanes 29.1 Introduction 29.2 Nomenclature of Alkanes 29.3 Physical Properties of Alkanes 29.4 Preparation of Alkanes 29.5 Reactions of Alkanes

| PowerPoint PPT presentation | free to view

13_Lecture.ppt PowerPoint PPT Presentation

13_Lecture.ppt - Title: 13_Lecture.ppt Author: Edward Skibo Last modified by: Jenn Hastings Created Date: 3/14/2003 8:00:17 PM Document presentation format: On-screen Show

Title: 13_Lecture.ppt Author: Edward Skibo Last modified by: Jenn Hastings Created Date: 3/14/2003 8:00:17 PM Document presentation format: On-screen Show

| PowerPoint PPT presentation | free to view

CHAPTER 3 Reactions of Alkanes: BondDissociation Energies, Radical Halogenation, and Reactivity PowerPoint PPT Presentation

CHAPTER 3 Reactions of Alkanes: BondDissociation Energies, Radical Halogenation, and Reactivity - Relative Reactivity and Selectivity ... The selectivity decreases with increasing temperature, as in the secondary case. ... of low selectivity (mixtures of ...

Relative Reactivity and Selectivity ... The selectivity decreases with increasing temperature, as in the secondary case. ... of low selectivity (mixtures of ...

| PowerPoint PPT presentation | free to view

Cycloalkanes PowerPoint PPT Presentation

Cycloalkanes - Cycloalkanes Alkanes that form rings are called cycloalkanes. Cyclopropane and cyclobutanes are strained because the C-C-C bond angles in the ring are less than 109.5 ...

Cycloalkanes Alkanes that form rings are called cycloalkanes. Cyclopropane and cyclobutanes are strained because the C-C-C bond angles in the ring are less than 109.5 ...

| PowerPoint PPT presentation | free to download

Chapter 4 Free Radical Reactions and Free Energies PowerPoint PPT Presentation

Chapter 4 Free Radical Reactions and Free Energies - Calculation of enthaply (energy) of reactions. Kinetics and Thermodynamics. transition state, intermediates, rate ... Often added to food to retard spoilage. ...

Calculation of enthaply (energy) of reactions. Kinetics and Thermodynamics. transition state, intermediates, rate ... Often added to food to retard spoilage. ...

| PowerPoint PPT presentation | free to view

Mechanisms of organic reactions PowerPoint PPT Presentation

Mechanisms of organic reactions - Substitution an atom (group) of the molecule is replaced by ... aldehyde/ketone. Hemiacetals. Addition of alcohol to the carbonyl group yields hemiacetal: ...

Substitution an atom (group) of the molecule is replaced by ... aldehyde/ketone. Hemiacetals. Addition of alcohol to the carbonyl group yields hemiacetal: ...

| PowerPoint PPT presentation | free to download

Mechanisms of Enzyme Action PowerPoint PPT Presentation

Mechanisms of Enzyme Action - Covalent Catalysis. Protein Kinases. ATP E Protein - ADP E Protein-P ... All involve a serine in catalysis - thus the name ...

Covalent Catalysis. Protein Kinases. ATP E Protein - ADP E Protein-P ... All involve a serine in catalysis - thus the name ...

| PowerPoint PPT presentation | free to view

Organic Chemistry PowerPoint PPT Presentation

Organic Chemistry - Organic Chemistry Introduction Aromatic compounds Some examples Physical Properties of Organic Molecules Alkanes worksheet What type of intermolecular force would you ...

Organic Chemistry Introduction Aromatic compounds Some examples Physical Properties of Organic Molecules Alkanes worksheet What type of intermolecular force would you ...

| PowerPoint PPT presentation | free to view

AQA organic reaction mechanisms - Click a box below to go to the mechanism Click here for advice AS Free Radical Substitution Electrophilic Addition Nucleophilic Substitution (nitrile hydrolysis reaction)

Click a box below to go to the mechanism Click here for advice AS Free Radical Substitution Electrophilic Addition Nucleophilic Substitution (nitrile hydrolysis reaction)

| PowerPoint PPT presentation | free to view

Based on - 5. An Overview of Organic Reactions Based on McMurry s Organic Chemistry, 7th edition, Chapter 5 * * First Step in the Addition of HBr * In the addition of HBr the ...

5. An Overview of Organic Reactions Based on McMurry s Organic Chemistry, 7th edition, Chapter 5 * * First Step in the Addition of HBr * In the addition of HBr the ...

| PowerPoint PPT presentation | free to view

CHAPTER 3 Reactions of Alkanes: BondDissociation Energies, Radical Halogenation, and Reactivity - The selectivity decreases with increasing temperature, as in the secondary case. ... Fluorine displays little selectivity because the transition states for either ...

The selectivity decreases with increasing temperature, as in the secondary case. ... Fluorine displays little selectivity because the transition states for either ...

| PowerPoint PPT presentation | free to view

Selected Electronegativity Values PowerPoint PPT Presentation

Selected Electronegativity Values - Carbon is more electronegative than hydrogen. Bond Dipole moment points toward carbon ... Example: acetate anion, carbonate anion, enolate anion. Chapter 2 - Alkanes ...

Carbon is more electronegative than hydrogen. Bond Dipole moment points toward carbon ... Example: acetate anion, carbonate anion, enolate anion. Chapter 2 - Alkanes ...

| PowerPoint PPT presentation | free to view

LIPIDS - ... 600mg b.i.d Decrease TG by 25 ... SU.VI.MAX Supplementation en Vitamines et Mineraux ... Ischemia Infarction Angina Pectoris Myocardial Infarction Brain Cerebro ...

... 600mg b.i.d Decrease TG by 25 ... SU.VI.MAX Supplementation en Vitamines et Mineraux ... Ischemia Infarction Angina Pectoris Myocardial Infarction Brain Cerebro ...

| PowerPoint PPT presentation | free to download

LC-MS INSTURMENTATION & APPLICATIONS PowerPoint PPT Presentation

LC-MS INSTURMENTATION & APPLICATIONS - views A full view of LC-MS; history,mass spectrum,mass spectrometer,HPLC,interface of LC-MS,mass spec instrumentation,applications.

views A full view of LC-MS; history,mass spectrum,mass spectrometer,HPLC,interface of LC-MS,mass spec instrumentation,applications.

| PowerPoint PPT presentation | free to download

ESTERS - reactions of organic compounds polymers dibromoalkanes ketones alkanes alkenes alcohols aldehydes esters halogenoalkanes amines carboxylic acids nitriles

reactions of organic compounds polymers dibromoalkanes ketones alkanes alkenes alcohols aldehydes esters halogenoalkanes amines carboxylic acids nitriles

| PowerPoint PPT presentation | free to download

Chapter 5 An Overview of Organic Reactions PowerPoint PPT Presentation

Chapter 5 An Overview of Organic Reactions - Bond dissociation energy (D): Heat change that occurs when a bond is broken by homolysis ... Calculation of an Energy Change from Bond Dissociation Energies ...

Bond dissociation energy (D): Heat change that occurs when a bond is broken by homolysis ... Calculation of an Energy Change from Bond Dissociation Energies ...

| PowerPoint PPT presentation | free to view

Organic%20Mechanisms PowerPoint PPT Presentation

Organic%20Mechanisms - Organic Mechanisms Chapter 23

Organic Mechanisms Chapter 23

| PowerPoint PPT presentation | free to download

Chapter 4 Alcohols and Alkyl Halides - that yield alkyl halides. a structural unit in a molecule responsible for its ... Alkyl halide RX (X = F, Cl, Br, I) Amine primary amine: RNH2. secondary amine: R2NH ...

that yield alkyl halides. a structural unit in a molecule responsible for its ... Alkyl halide RX (X = F, Cl, Br, I) Amine primary amine: RNH2. secondary amine: R2NH ...

| PowerPoint PPT presentation | free to view

Mechanisms of Enzyme Action - Covalent Catalysis. Protein Kinases. ATP E Protein - ADP E Protein-P ... All involve a serine in catalysis - thus the name ...

Covalent Catalysis. Protein Kinases. ATP E Protein - ADP E Protein-P ... All involve a serine in catalysis - thus the name ...

| PowerPoint PPT presentation | free to download

Organische Chemie 1A PowerPoint PPT Presentation

Organische Chemie 1A - ... different structure of closed carbon cages, which were to become known as fullerenes. ... Orthogonal to the plane, there is an empty p-orbital. 26. The carbanion ...

... different structure of closed carbon cages, which were to become known as fullerenes. ... Orthogonal to the plane, there is an empty p-orbital. 26. The carbanion ...

| PowerPoint PPT presentation | free to view

Homework - Calculate the enthalpy change for the reaction of HOCl with toluene. ... 3. Calculate the enthalpy changes for each step in the mechanism. HO Cl HO Cl ...

Calculate the enthalpy change for the reaction of HOCl with toluene. ... 3. Calculate the enthalpy changes for each step in the mechanism. HO Cl HO Cl ...

| PowerPoint PPT presentation | free to view

Lecture 14 Preparation of Alkyl halides PowerPoint PPT Presentation

Lecture 14 Preparation of Alkyl halides - as conjugate base (X:- anion) size increases (bases strength of. anion decreases) ... in Anion. Delocalization of charge in anion (resonance) makes the anion ...

as conjugate base (X:- anion) size increases (bases strength of. anion decreases) ... in Anion. Delocalization of charge in anion (resonance) makes the anion ...

| PowerPoint PPT presentation | free to view

Organic Chemistry Fifth Edition PowerPoint PPT Presentation

Organic Chemistry Fifth Edition - Coverage of the chapter (2) alkane halogen. R-H X2 R-X H-X ... Physical Properties of Alcohols and Alkyl Halides. Boiling point Solubility in water Density ...

Coverage of the chapter (2) alkane halogen. R-H X2 R-X H-X ... Physical Properties of Alcohols and Alkyl Halides. Boiling point Solubility in water Density ...

| PowerPoint PPT presentation | free to view

5' An Overview of Organic Reactions PowerPoint PPT Presentation

5' An Overview of Organic Reactions - To understand organic and/or biochemistry, it is necessary to know: -What occurs ... In general, we look at what occurs and try to learn how it happens ...

To understand organic and/or biochemistry, it is necessary to know: -What occurs ... In general, we look at what occurs and try to learn how it happens ...

| PowerPoint PPT presentation | free to view

Oxidative Stress PowerPoint PPT Presentation

Oxidative Stress - Superoxide Anion Radical. 1335. Two reactions are important in a cellular setting: Disproportionation or dismutation: reaction of superoxide anion with itself: ...

Superoxide Anion Radical. 1335. Two reactions are important in a cellular setting: Disproportionation or dismutation: reaction of superoxide anion with itself: ...

| PowerPoint PPT presentation | free to view

Modern Methods in Drug Discovery PowerPoint PPT Presentation

Modern Methods in Drug Discovery - Modern Methods in Drug Discovery Aims of this course: comprehensive knowledge about all processes in the drug discovery pipeline in particular in silico methods of ...

Modern Methods in Drug Discovery Aims of this course: comprehensive knowledge about all processes in the drug discovery pipeline in particular in silico methods of ...

| PowerPoint PPT presentation | free to view

Methane - Methane. Hydrocarbons compounds containing only carbon and ... aliphatic. aromatic. alkanes. alkenes. alkynes. Alkanes hydrocarbons with the general formula ...

Methane. Hydrocarbons compounds containing only carbon and ... aliphatic. aromatic. alkanes. alkenes. alkynes. Alkanes hydrocarbons with the general formula ...

| PowerPoint PPT presentation | free to download

Chpt. 23: Types of Reactions In Organic Chemistry PowerPoint PPT Presentation

Chpt. 23: Types of Reactions In Organic Chemistry - Chpt. 23: Types of Reactions In Organic Chemistry C H H C H H H O H A double bond is formed between the carbons Ethene an unsaturated compound is formed + The ...

Chpt. 23: Types of Reactions In Organic Chemistry C H H C H H H O H A double bond is formed between the carbons Ethene an unsaturated compound is formed + The ...

| PowerPoint PPT presentation | free to download

New effect polymers from metal mediated living radical polymerization - New effect polymers from metal mediated living radical polymerization

New effect polymers from metal mediated living radical polymerization

| PowerPoint PPT presentation | free to view

Radical Polymerisation PowerPoint PPT Presentation

Radical Polymerisation - allyl bromide (X=C, Y=C, z=H and R=Br) methyl a-bromo methacrylate (X=C, Y=C, z=CO2Me and R=Br) ... block/star copolymers (Kraton rubbers) Generally anionic ...

allyl bromide (X=C, Y=C, z=H and R=Br) methyl a-bromo methacrylate (X=C, Y=C, z=CO2Me and R=Br) ... block/star copolymers (Kraton rubbers) Generally anionic ...

| PowerPoint PPT presentation | free to view

Homolytic PowerPoint PPT Presentations