Advanced Level pre-university/college Organic Chemistry: Part 2. ALKENES NOTES INDEX

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Part 2. INDEX of all notes on the chemistry of ALKENES - physical and chemical properties of these unsaturated hydrocarbons

These revision notes cover the physical and chemical properties of alkenes including their principal synthesis reactions and reaction mechanisms

[Author ©  Dr Phil Brown PhD: Doc Brown's exam revision notes suitable for A level chemistry students of advanced pre-university/college advanced level organic chemistry courses:  INDEX of alkenes revision notes [alkenes page updated April 2nd 2026 *]

alkenes structure and naming (c) doc b email doc brown - comments - query? * [privacy, cookies and disclaimer]

 ALL my advanced A level organic chemistry revision notes

 My advanced A level organic chemistry index of notes on alkenes

 Index of GCSE level Oil - Useful Products Chemistry Revision Notes

Organic Chemistry Part 2.0 INDEX of all ALKENE revision notes

Abbreviations used:

mpt = melting point;  bpt = boiling point; dec = thermally decomposes, na = not applicable

displayed structural formula of propene advanced organic chemistry revision notes2.1 Molecular structure, nomenclature

(Includes an introduction on how to write and display alkene formulae including isomers,

alkenes structure and naming (c) doc bsee also E/Z (cis/trans) isomerism - example of stereoisomerism)

Combined multiple choice and type in name quiz on the structure and naming of alkenes

2.2 Sources, synthesis, physical properties and combustion of alkenes ('non-fuel'!)

Basic notes on Alkenes - unsaturated hydrocarbons - structure and reactions

Basic notes on Cracking - a problem of supply and demand

2.3 Bonding in alkenes, comparing alkane/alkene reactivity, electrophilic addition with hydrogen halides (HBr, HCl)

2.4 Electrophilic addition reaction of alkenes with halogens - bromine/chlorine (non-aqueous/aqueous conditions)

structural formula of cyclohexene advanced organic chemistry revision notes

2.5 Reaction of alkenes with hydrogen - uses of hydrogenation, structure and properties of oils and fats

2.6 The reaction of alkenes with steam - addition of water - synthesis of alcohols and the reaction of alkenes with concentrated sulfuric acid

Basic notes on Synthetic ethanol manufacture

2.7 The reaction of alkenes with aqueous potassium manganate(VII) - formation of diol alcohols

2.8 The polymerisation of alkenes to form addition polymers - structure, properties, uses of poly(alkene) polymers

Lots of basic notes on the following (mainly) poly(alkene) polymer-plastics pages

Addition polymers: poly(ethene), poly(propene), polystyrene, PVC, PTFE - structure and uses

More on the uses of plastics, issues with using plastics, solutions and recycling methods 

2.9 Uses of alkenes and occurrence of the alkene functional group in biological molecules

see also E/Z stereoisomerism in alkenes

and Combined multiple choice and type in name quiz on the structure and naming of alkenes

 

2.10 IR, mass spectra, 1H NMR and 13C NMR spectra of selected alkenes (on this page)

See also Part 15

Organic Chemistry Spectroscopy - examples of IR, mass, H-1 NMR and C-13 NMR spectra

and specific alkene spectra listed below

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 All my advanced level pre-university organic chemistry notes

 Index of GCSE level Oil - Useful Products Chemistry Revision Notes

Alkene reaction mechanisms

The following notes have basic reaction conditions, reagents and general equations as well as detailed notes on the mechanisms indicated (overlap because they were written before above sections 2.2 to 2.9 were compiled)

ALKENES - introduction to their reactions and reaction mechanisms

Electrophilic addition of hydrogen bromide [HBr(conc. aq) and HBr(g/non-polar solvent)] to form halogenoalkanes

Electrophilic addition of pure bromine or in non-polar solvent (non-aqueous Br2(l/solvent)) to give dibromoalkanes

and electrophilic addition of bromine water [aqueous Br2(aq)] to give bromo-alcohols

Electrophilic addition of sulfuric acid to alkenes

Electrophilic addition of water [acid catalyst] to alkenes to form alcohols

Free radical polymerisation of alkenes to give poly(alkene) polymers

Hydrogenation to give saturated alkanes (in kinetics notes)

Some other associated pages

Summary of Organic Functional Groups

Quiz on Organic Structure Recognition

Summary of organic chemistry functional group tests

The shapes and bond angles of simple organic molecules

Isomerism in organic chemistry

2.10 IR, mass spectra, 1H NMR and 13C NMR spectra of selected alkenes

All main spectra indexes found at THE SPECTRA OF ORGANIC COMPOUNDS

See also examples of uv-visible absorption spectra of alkenes
Infrared spectra of ALKENES

The infrared spectrum of ethene

The infrared spectrum of propene

The infrared spectrum of 2-methylpropene

The infrared spectrum of but-1-ene

The infrared spectra of E/Z isomers of but-2-ene (cis and trans isomers)

The Infrared spectrum of 2-methylbut-1ene

The infrared spectrum of 3-methylbut-1-ene

The infrared spectrum of 2-methylbut-2-ene

The infrared spectrum of pent-1-ene (1-pentene)

The infrared spectra of E/Z isomers of pent-2-ene (2-pentene)

The infrared spectrum of cyclohexene

 		Mass spectra of ALKENES

The mass spectrum of ethene

The mass spectrum of propene

The mass spectrum of 2-methylpropene

The mass spectrum of but-1-ene

The mass spectra of E/Z isomers of but-2-ene (cis and trans isomers)

The mass spectrum of 2-methylbut-1ene

The mass spectrum of 3-methylbut-1-ene

The mass spectrum of 2-methylbut-2-ene

The mass spectrum of Pent-1-ene (1-pentene)

The mass spectra of the E/Z isomers of pent-2-ene (2-pentene)

The mass spectrum of cyclohexene

H-1 proton NMR spectra of ALKENES

The H-1 NMR spectrum of ethene

The H-1 NMR spectrum of propene

The H-1 NMR spectrum of 2-methylpropene

The H-1 NMR spectrum of but-1-ene

The H-1 NMR spectrum of E/Z but-2-ene (cis and trans isomers)

The H-1 NMR spectrum of 2-methylbut-1ene

The H-1 NMR spectrum of 3-methylbut-1-ene

The H-1 NMR spectrum of 2-methybut-2-ene

The H-1 NMR spectrum of Pent-1-ene (1-pentene)

The H-1 NMR spectra of E/Z isomers of pent-2-ene (2-pentene)

The H-1 NMR spectrum of cyclohexene

C-13 carbon-13 NMR spectra of ALKENES

The C-13 NMR spectrum of ethene

The C-13 NMR spectrum of propene

The C-13 NMR spectrum of 2-methylpropene

The C-13 NMR spectrum of but-1-ene

The C-13 NMR spectra of E/Z isomers of but-2-ene (cis and trans isomers)

The C-13 NMR spectrum of 2-methylbut-1ene

The C-13 NMR spectrum of 3-methylbut-1-ene

The C-13 NMR spectrum of 2-methylbut-2-ene

The C-13 NMR spectrum of Pent-1-ene (1-pentene)

The C-13 NMR spectra of E/Z isomers pent-2-ene (2-pentene)

The C-13 NMR spectrum of cyclohexene

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