FaavaeinaAoga maualuga ma aoga

Tali Qualitative e alkenes. Vailaau meatotino ma le faatulagaina o alkenes

A le qualitative tali e alkenes? Ina ia taliina lenei fesili, e tatau ona tatou muamua malamalama i le faaalia o sui o lenei vasega.

vaega vasega

E amata ai ona iloilo le faatulagaga o alkenes. hydrocarbons Unsaturated faasinomia i tuufaatasi ua i ai le fua faatatau aoao CnH2n. O le faatulagaina o le alkenes linear, ae o lo latou fausaga e faaopoopo atu i se tasi (faigofie) sootaga, ei ai se faigata foi (fusi e lua).

nomenclature

Ae tatou te leʻi faamatalaina ai le tali qualitative e alkenes, o le a taulai atu i mataupu e faasino i lo latou igoa. Taualumaga e tutusa alkanes vasega, ae ei ai nisi o le faataamilosaga tulaga ese, e tatau ona tumau eseese. Muamua e tatau ona tatou maua le faatulagaga ua fuafuaina e le filifili carbon aupito umi lea e aofia ai se sootaga e lua.

Gata i lea, ua faitaulia atoms F mai le itu lea e tu latalata i le fusi e lua i le pito i luga o le filifili. Afai o le taimi nei i le molecule o le radicals hydrocarbon (isi embodiments substituents), i se tulaga e manaomia e faailoa lo latou aofai tulaga. Afai ei ai ni radicals tutusa tele faaaogaina le faaagavaaina prefixes. Taua i inei o le filifili autu lava ia, o lo o faaaogāina suffix -en. O se mea e manaomia (ae vagana ai mo ethylene ma propene) e faamaoti a digit tulaga fusi tele.

filifiliga isomerism

Qualitative tali i alkenes faatatau i le nofoaga i le molecule i se ioega lua. O faalagolago faatatau i se suesuega auiliili o le tuuina atu o hydrocarbons unsaturated isomeric. E pei o isi tagata o hydrocarbons lona molecules maua isomers fausaga o alkenes. Mo se faataitaiga, mo le tuufaatasiga o mataupu e mafai ona vaai faalemafaufau C4H8 butenes ma le 2-methylpropene.

I le faaopoopo atu, o le sui o lenei vasega o hydrocarbons unsaturated loo isomers positional o le fusi lua. E faalagolago i nisi meatotino vailaau o lenei vasega o lona nofoaga.

Le eseesega i ituaiga o isomerism, e le maua e isi sui o CxHy, ia matau geometric (fausaga faatafa). E faalagolago i le feauauaʻii o le fusi e lua o se fragments molecule alkene mafai ona maua cis ma trans isomers. noatia Interclass isomerism cycloalkanes alkenes. O a ituaiga o fausaga, na fananau mai e sui o le faasologa homologous o ethylene, e fuafua e latou meatotino faavae vailaau.

meatotino vailaau

tali Qualitative e alkenes - o lo latou fegalegaleaiga ma le fofo aqueous o halogens. E aofia ai bromo, iodo, chloro. O se taunuuga o se tupu pe tali vailaau vaeluaina le fusi lua auai atoms halogen. O se uiga o lenei fegalegaleaiga ua manatu vaimū discoloration (bromine) vai. tali Qualitative e alkene fusi lua - o lo latou fegalegaleaiga ma le aqueous fofo o potassium permanganate i auala acidic.

A o le oloa o lenei tali atu e le sulfates ma oloa faatulagaina. E gaoioi i se oxidizing sooupu ma a halogen fofo - a maualuga le tulaga lelei e tali atu ai alkenes. Hydrogenation ia i latou e le talafeagai, o le a maua ai se taunuuga e talafeagai ma le tapulaa hydrocarbon (alkane). E pei o le tulaga mausali o percolation protrudes fiva, ma talosaga vaega taua.

e sili atu le tele alkenes gaoioiga nai lo le paraffin. O le mafuaaga o loo maua i le va o le carbon atoms i le fusi e lua e le o tele noataga malolosi.

I le combustion o so o se hydrocarbon CnH2n tuufaatasiga e okesene ea ua matauina tuueseeseina o vai ausa, carbon karaponi ma le faatuina o se aofaiga lava o le vevela. e mafai ona faaaoga tofotofoga Qualitative e alkenes e faaesea nei tuufaatasi faatasi ai ma isi mea.

hydration tali (faaopoopo i le vai) mo alkenes asymmetric tupu e tusa ma le pule a le Markovnikov. Tusa ai ma lenei auai tupu atomu hydrogen e carbon, lea ua i ai se aofaiga tele o hydrogen. a ona faapipii lea Hydroxide Ion i le carbon i le fusi e lua, lea maualalo N.

O se faiga e tutusa ma alkenes tulafono tali chemically ma molecules o halides hydrogen.

Aia o le tali o polymerization, e mafua i le tuufaatasi mamafa molecular maualuga ua faia. O lea la, e ala i le filifilia o le puna o ethylene monomer i se polymerization vaega taua gaosia polyethylene o se mea mata taua mo alamanuia vailaau.

meatotino faaletino

O le sui muamua o le faasologa homologous o ethylene o mea gaseous, O lona odorless. ua lē lelei le soluble latou i le vai, soluble i tuufaatasi faatulagaina. E i ai se sootaga tuusao i le va o le faateleina o le mamafa molecular aiga ma manatu pupuna (tulaga faaliusuavai), o le soloaiga mai le gaseous i le tulaga o le suavai, o se tulaga mautu o aggregation.

iʻuga

Afai o le sui o hydrocarbons faasologa ethylene unsaturated? Ethylene o se mea mata taua mo le gaosiga o vailaau. Mai lenei e mafai ona maua styrene, chloride vinyl, ethanol, aldehyde acetic, acid, ma dichloroethane. I le polymerization o alkenes faia polyvinylacetate, lubricants, rubbers. O le averesi, o le tuuina atu o le lalolagi o polyethylene o le 100 miliona tone i le tausaga. I le tusi tau alamanuia e manaomia mo le tuufaatasia polymer propylene. Gata i lea, propene o le feedstock mo le gaosia o oxide, isopropanol, cumene, butyraldehyde, glycerol.

e manaomia masani Butins e fatu polyisobutylene, methyl ketone ethyl, paʻu butyl, isoprene. Isobutylene o se lelei mea mata o vailaau i le gaosia o butanol maualuluga, butyl paʻu ma isoprene. E isobutylene manaomia mo alkylation o phenols i le tuuina atu o surfactants. Copolymers ma butenes ua faaaogaina o se faaopoopo sealant ma uʻu. Maualuga hydrocarbons unsaturated o ethylene faasologa o loo faaaogaina e le gata i le tuuina atu o mea polymeric, ae faapea foi i le tuuina atu o alcohols faatulagaina maualuga.

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