Ntau npaum li cas cov khoom lag luam monochlorinated ntawm isopentane?

Cov txheej txheem:

Ntau npaum li cas cov khoom lag luam monochlorinated ntawm isopentane?
Ntau npaum li cas cov khoom lag luam monochlorinated ntawm isopentane?

Video: Ntau npaum li cas cov khoom lag luam monochlorinated ntawm isopentane?

Video: Ntau npaum li cas cov khoom lag luam monochlorinated ntawm isopentane?
Video: Xav muaj nyiaj yuav tsum ua " Lag Luam " 2024, Hlis ntuj nqeg
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Raws li R. Brückner Advanced Organic Chemistry, chlorination ntawm isopentane muaj plaub monochlorinationkhoom: 22% 2-chloro-2-methylbutane 33% 2-chloro-3- Methylbutane 30% 1-chloro-2-methylbutane 15% 1-chloro-3-methylbutane.

Ntau npaum li cas cov khoom lag luam Monochlorinated ua tau rau isopentane?

Cov qauv 1 thiab 3 yog qhov ua haujlwm optically vim tias muaj cov pa roj carbon nrog txhua pawg sib txawv txuas. Li no, muaj tag nrho ntawm 4 isomersthiab tawm ntawm lawv 2 yog optically active.

Koj pom pes tsawg cov khoom lag luam Monochlorinated li cas?

txhawm rau nrhiav cov khoom lag luam monochlorinated, tib txoj hauv kev yog txhawm rau nrhiav tus lej ntawm cov qauv kos Cov lus teb tiav: Monochlorination ntawm ib qho alkane yuav hloov ib qho ntawm hydrogen hauv alkane nrog cov tshuaj chlorine atom. Qhov no ua tiav los ntawm kev kho cov alkane nrog chlorine nyob rau hauv lub xub ntiag ntawm UV teeb.

Ntau npaum li cas Monochlorinated cov khoom tuaj yeem tsim tau?

1. Dawb Radical Halogenation Ntawm Methane Thiab Ethane tuaj yeem muab tsuas yog Ib qho khoom lag luam Monochlorinated.

Ntau npaum li cas cov khoom tsim tau tsim thaum C5H12 yog Monochlorinated?

A hydrocarbon C5H12 muab tsuas yog ib monochlorination khoom.

Pom zoo:

Thaum kaj ntug ntawm kev lag luam vim li cas cov neeg ua lag luam?

Thaum kaj ntug ntawm kev lag luam vim li cas cov neeg ua lag luam?

Thaum kaj ntug ntawm kev lag luam, vim li cas cov neeg ua lag luam tseem ceeb rau kev hloov pauv kev lag luam hauv Tebchaws Europe? Lawv pib ntau lub lag luam tshiab, lawv txhim kho ntawm cov cuab yeej siv, lawv tsim cov khoom tshiab thiab tsim khoom, lawv nqis peev nyiaj hauv kev lag luam tshiab .

Puas yog cov khoom lag luam nyiaj txiag nce cov tswv lag luam kev ncaj ncees?

Puas yog cov khoom lag luam nyiaj txiag nce cov tswv lag luam kev ncaj ncees?

Tsev Nyiaj Txiag yog ib qho kev sib npaug ntawm tus account uas tau sau tseg rau hauv tus tswv cuab qhov sib npaug ntawm daim ntawv tshuav nyiaj. Vim tias cov khoom lag luam nyiaj txiag sawv cev rau tus naj npawb ntawm cov khoom lag luam rov qab los ntawm kev lag luam qhib, nws txo tus tswv lag luam kev ncaj ncees los ntawm tus nqi them rau cov Tshuag .

Puas yog cov khoom lag luam newell yog cov khoom lag luam zoo los yuav?

Puas yog cov khoom lag luam newell yog cov khoom lag luam zoo los yuav?

NWL tam sim no ntaus pob ncaws pob Zacks Qib ntawm 2 (Yuav), nrog rau tus nqi qib ntawm A. Cov Tshuag muaj Forward P / E piv ntawm 14.76. Qhov no piv rau nws qhov kev lag luam qhov nruab nrab Forward P / E ntawm 22.55. Tshaj li 52 lub lis piam dhau los, NWL's Forward P/E tau siab li 17.

Vim li cas cov tuam txhab lag luam tseem ceeb rau cov lag luam?

Vim li cas cov tuam txhab lag luam tseem ceeb rau cov lag luam?

Kev ua lag luam tseem ceeb, vim nws muaj muaj peev xwm txhim kho cov qauv kev ua neej thiab tsim kev nplua nuj, tsis yog rau cov neeg ua lag luam nkaus xwb tab sis kuj rau cov lag luam cuam tshuam. Cov neeg lag luam kuj tseem pab txhawb kev hloov pauv nrog kev tsim kho tshiab, qhov twg cov khoom tshiab thiab txhim kho kom muaj kev lag luam tshiab tsim .

Thaum lub sijhawm tsim cov coke twg ntawm cov hauv qab no tau txais los ntawm cov khoom lag luam?

Thaum lub sijhawm tsim cov coke twg ntawm cov hauv qab no tau txais los ntawm cov khoom lag luam?

Coal tar: Nws tau los ua cov khoom lag luam hauv cov txheej txheem ntawm kev ua coke . Coke yog ib qho khoom los ntawm dab tsi? Cov lus tsis tsim nyog "coke" feem ntau yog hais txog cov khoom lag luam los ntawm qis-ash thiab qis-sulphur bituminous thee los ntawm txheej txheemhu ua coking.