2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Keto compounds qhia tautomerism.
Qhov twg tuaj yeem qhia tautomerism?
Option A yog nitromethane. Cov qauv ntawm nitromethane yog, Ntawm no, alpha hydrogen yog tam sim no. Yog li, nitromethane qhia tautomerism.
Qhov twg hauv qab no yog piv txwv ntawm tautomerism?
Xav txog qee qhov piv txwv ntawm tautomerism muab hauv qab no: Nplooj 2 Ketone-enol, enamine-imine, lactam-lactim, thiab lwm yam yog qee qhov piv txwv ntawm tautomers. Hauv qhov tshwm sim no, muaj kev sib pauv ntawm hydrogen atom ntawm ob lub atoms thaum tsim cov ntawv cog lus rau ib qho.
Ntawm no leej twg yuav tsis qhia tautomerism 1 HCN 3?
4) CH3OH yuav tsis qhia tautomerism li hauv qhov sib xyaw no lossis C=O tam sim no thiab nws tsis muaj -OH pawg thiab ob daim ntawv cog lus hauv tib lub koom haum.
Tsis qhia tautomerism?
C) C6H5CH=CH - OH. D) CH3CH2OH. … Nws muaj ib daim ntawv cog lus ntawm carbon atoms thiab yog ib tug saturated molecule tab sis tsis muaj alpha hydrogen. Li no nws tsis qhia tautomerism.
Pom zoo:
Nyob rau hauv c ++ cov kev qhia tshwj xeeb siv tau rau qhov twg hauv qab no?
Kev piav qhia: Cov kev qhia tshwj xeeb tuaj yeem siv tau rau cov tswv cuab cov ntaub ntawv thiab cov haujlwmvim tias lawv yuav tsum nkag mus rau sab nraud ntawm qhov thaiv. 4. Yuav ua li cas nkag tau rau hauv qab no yog siv tau? Kev piav qhia:
Qhov twg hauv qab no tuaj yeem qhia txog kev tsim tawm ntawm somatogenic?
Teb tiav: Piv txwv ntawm somatogenic reproduction yog binary fission, fragmentation, budding, spore tsim, thiab lwm yam. Yuav ua li cas hauv qab no tuaj yeem qhia tau tias muaj kev sib deev Somatogenic? Paramecium kuj qhia tau tias kev yug me nyuam los ntawm binary fission.
Qhov twg hauv qab no piav qhia txog kev teeb tsa lub hauv paus?
Qhov twg hauv qab no piav qhia txog kev teeb tsa lub hauv paus? Lub hauv paus kev teeb tsa yog ib txheej ntawm cov kev xav tau zoo ib yam rau lub chaw ua haujlwm lossis server. Lub hauv paus kev ruaj ntseg yog ib feem ntawm lub hauv paus kev teeb tsa uas ua kom ntseeg tau tias txhua qhov chaw ua haujlwm thiab cov servers ua raws li lub hom phiaj kev ruaj ntseg ntawm lub koom haum.
Qhov twg yog sab qab teb sab hnub tuaj lossis sab qab teb sab hnub tuaj?
Yog kuv tsis yuam kev, "sab qab teb-sab hnub tuaj" yog li nws sau ua lus Askiv, whereas "southeast" yog daim ntawv hauv American English. Puas yog sab qab teb ib lo lus lossis ob? (abbreviation S.E.) kev taw qhia ntawm sab qab teb thiab sab hnub tuaj, los yog ib feem ntawm ib cheeb tsam los yog lub teb chaws nyob rau hauv qhov kev taw qhia:
Qhov twg hauv qab no tsis tuaj yeem nce mus rau hauv lub tshuab hloov pauv?
Thaum ib qhov d.c voltage siv hla lub hauv paus ntawm lub transformer, tam sim no nyob rau hauv thawj kauj tseem nyob tas li. Li no tsis muaj kev hloov pauv hauv cov hlau nplaum sib nqus txuas nrog qhov thib ob. … Yog li lub transformer tsis tuaj yeem nce qib dc voltage.
