alfried verner

alfried verner (12 december 1866-15 november 1919) heey eka swis rasayanshastradnya hote, jeey eth zurich yethe vidyarthi hote aanee zurich vidyapithat pradhyapak hote. sankraman dhatoo sankulanchya ashtatal sanrachanecha prastav mandalyabaddal tyanna 1913 madhye rasayanshastratil nobel paritoshik midale. vernerne aadhunik samanvay rasayanshastracha paya vikasit keela. nobel paritoshik jinkanare teey pahile ajaivik rasayanshastradnya hote aanee 1973 purviche teey ekmev hote.
charitra.
vernercha janm 1866 madhye alsesachya mulhaus yethe jhaala (joou tevha francecha bhag hota, parantu 1871 madhye germanyne tyala jodalele hote). too roman catholic mhanoon vadhala. too eka foundry kamgar jeane-addam verner aanee tyachi dusari patni salomi genet verner, jee eka shrimant kutumbatoon aalee hotee, tyanche chauthe aanee shevatche mool hote. jyoorikhmadhil swis federal institutemadhye (polytechnicum) rasayanshastracha abhyas karnyasathi teey switzerlandla gele. tarihi, 1909 paryant yaa sansthela doctorate pradan karnyacha adhikar naslyamule, vernerla 1890 madhye jyurikh vidyapithatun aupcharikpane doctorate midali. parismadhil postdoctoral abhyasanantar, too shikavanyasathi (1892) swis federal institutemadhye paratala. 1893 madhye teey zurich vidyapithat gele, jithe teey 1895 madhye pradhyapak jhaale. 1894 madhye teey swees nagrik jhaale.
tyachya shevatchya varshat, tyala samanya, pragatishil, degenerative arteriosclerosischa tras jhaala, visheshtah menducha, joou anek varshanchya atee madyapan aanee ativyayamamule vadhala. zurich yetheel manorugnalayat tyanche nidhan jhaale.
15 november 1919 roji vayachya 52 vya varshi jyoorikhmadhye arteriosclerosismule verner yanche nidhan jhaale.
sanshodhan.
samanvay rasayanshastra.
1893 madhye, jatil aayan asalelya samanvay sanyugansathi yogya sanrachana prastavit karnare verner heey pahile hote, jyamadhye madhyavarti sankraman dhatucha anoo tatasth kinwa ionic legandsney vedhalela asato.
udaharanarth, cobalt heey nantar yaa sutrasah eka "jatil" hexamine cobalt (iii) chloride tayar karate heey dnyat hote, parantu bindune darshavilelya sambandhanche swaroop rahasyamay hote. vernerne [qoo (aine. etch. 3) 6] see. ell. 3. chee rachana prastavit kelee, jyat octahedronchya shirshasthani see. oo. 3 + aayan sahaa aine. etch. 3 neey vedhalela asato. teen see. ell.-mukt aayan mhanoon vighatit kele jaatat, jaleey dravanatil sanyugachi chalakata mojoon aanee sylver nitrates parjanyamanacha vapar karoon chloride aayan vishleshanadvare dekhil yachee pushti kelee jaate. nantar, nantar chya rasayanik swarupasathi vernerchya prastavachi pushti karnyasathi chumbakeey sanvedansheelata vishleshanacha dekhil vapar karnyat aala.
ekapeksha jaast prakarchya legand asalelya sankulansathi, vernerla nirikshan kelelya isomerschee sankhya spasht karnyat yash aale. udaharanarth, tyanni done tetramine isomersche astitva spasht kele, "qoo (aine. etch. 3) 3). ell. 3", eka hirwa aanee eka jambhala. vernerne prastavit kele qee heey [qoo (aine. etch. 3) 3). ell. 2] see. ell. sutrache done bhaumitik samasthanik aahet, jyat chalakata mojamapadware pushti kelyapramane eka see. ell.-aayan vighatit aahe. saha anoo octahedronchya shirshasthani chaar aine. etch. 3 aanee done cland legandsney vedhalela asato. hiravya aaysomarmadhye done qla legands viruddha shirobinduvar asatat aanee jambhala rung 'sis' asato aanee done clun jawalchya shirobinduvar asatat.
vernerne optical isomers sankul dekhil tayar kele aanee 1914 madhye tyane carbonchi kamatarata asalelya pahilya krutrim kieral sanyugabaddal nond kelee, jyala [qoo (qoo (aine. etch. 3) 4 (oh) 2) 3] bii. aar. 6 sutrasah hexaul mhanoon olakhale jaate.
sanyojakateche swaroop.
vernerchya aadhi, rasayanshastradnyanni ghatakachya sanyojakatechi vyakhya vividh prakarchya bandhanmadhye farak naan karata tyachya bandhanchi sankhya ashee kelee. tathapi, udaharanarth, [qoo (aine. etch. 3) 6] see. ell. 3 sarkhya sankulanmadhye, vernerne asey manale qee qoo-see. ell. bandh lamb antaravar 3 chya "prathamik" sanyojakateshi sambandhit aahet, tarr saha-aine. etch. 3 bandh jeey "duyyam" kinwa qamee lambivar 6 chya kamkuvat sanyojakateshi sambandhit aahet. 6 chya yaa duyyam sanyojakatecha tyanni samanvay kramank mhanoon ullekh keela, jyachi vyakhya tyanni thet madhyavarti dhatuchya anooshi jodalelya renunchi sankhya (yethe aine. etch. 3 chee) mhanoon kelee. itar sankulanmadhye tyanna 4 kinwa 8 chey samanvay kramank aadhalale.
yaa drushtikonanvar aanee itar tatsam drushtikonanvar, 1904 madhye richard ebegne joou niyam tayar keela jyala aata ebegcha niyam mhanatat, jyamadhye asey mhatale aahe qee ghatakachya jastit jaast sakaratmak aanee nakaratmak sanyojakatemadhil farak varanvar aath asato. haah niyam nantar 1916 madhye gilbert aine. levisne tyachya ghan anoo siddhantat 'aktet niyam' tayar keela.
aadhunik paribhashet, wernerchi prathamik sanyojakta auxidation sthitishi sambandhit aahe aanee tyachya duyyam sanyojkala samanvay sankhya mhanatat. saha-see. ell. bandh (vareel udaharanat) aata ionic mhanoon vargikrut kele jaatat aanee pratyek saha-aine. bandh haah levis aaml aaml + aanee levis bases aine. etch. 3 yanchyatil samanvay sahsanyojak bandh aahe.

