Video: Cov pa tshuaj lom tau siv li cas hauv Ntiaj Teb Tsov Rog 1?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
mustard roj , tau qhia los ntawm cov neeg German hauv xyoo 1917, blistered ntawm daim tawv nqaij, qhov muag, thiab lub ntsws, thiab tua ntau txhiab leej. Tub rog cov tswv yim tiv thaiv kev siv tshuaj lom gas los ntawm hais tias nws txo tus yeeb ncuab lub peev xwm los teb thiab yog li cawm txoj sia nyob rau hauv kev tawm tsam.
Hais txog qhov no, lawv siv cov pa phem li cas hauv ww1?
Chlorine gas hlawv lub caj pas ntawm nws cov neeg raug tsim txom thiab ua rau tuag los ntawm asphyxiation, zoo li cov pa luam yeeb tua tib neeg thaum muaj hluav taws hauv tsev. Cov Germans siv mustard gas thawj zaug thaum tsov rog xyoo 1917. Lawv outfitted artillery shells thiab grenades nrog mustard roj uas lawv raug rho tawm haujlwm nyob ib puag ncig ntawm lub hom phiaj ntawm pab tub rog.
Tom qab ntawd, lo lus nug yog, thaum twg cov pa tshuaj lom tau siv thawj zaug hauv kev ua tsov ua rog? Peb 22, 1915
Kuj tseem paub yog, cov pa roj tau siv hauv ww1 li cas?
Peb yam khoom tau lub luag hauj lwm rau feem ntau cov tshuaj- riam phom raug mob thiab tuag thaum lub sij hawm Ntiaj Teb Tsov Rog I: chlorine, phosgene, thiab mustard gas . Txawm tias cov Germans tau thawj zaug siv phosgene nyob rau hauv kev sib ntaus sib tua, nws tau los ua tus thawj tshuaj riam phom ntawm cov phoojywg.
Ntau npaum li cas mustard gas yog tuag taus?
Qhov kwv yees ua pa kom tuag yog 1500 mg. min/m3. Ntawm daim tawv nqaij liab qab, 4 g-5 g ntawm kua mustard roj tej zaum yuav ua rau kom tuag percutaneous koob tshuaj, thaum cov tee ntawm ob peb milligrams yuav ua rau incapacitation thiab tseem ceeb ntawm daim tawv nqaij puas thiab hlawv.
Pom zoo:
John J Pershing ua haujlwm li cas thaum Ntiaj Teb Tsov Rog 1?
US Army General John J. Pershing (1860-1948) tau hais rau Asmeskas Kev Tshawb Fawb Kev Tshawb Fawb (AEF) hauv Tebchaws Europe thaum Tsov Rog Ntiaj Teb Zaum 1. Txawm hais tias Pershing tau tswj hwm kev ywj pheej ntawm AEF, nws txaus siab koom ua ke rau hauv Allied cov haujlwm tau pab ua kom muaj kev sib haum xeeb. nrog lub teb chaws Yelemees
Cov kws kos duab hu li cas cov duab thiab cov duab siv los sawv cev rau cov yam ntxwv ntawm lub ntiaj teb nto?
Ntiaj Teb Kev Tshawb Fawb - Daim Ntawv Qhia Lub Ntiaj Teb Qhov Nto A B GLOBE Ib puag ncig uas sawv cev rau lub ntiaj teb nto. SCALE Siv los sib piv qhov deb ntawm daim ntawv qhia lossis lub ntiaj teb mus deb ntawm lub ntiaj teb nto. SYMBOLS Ntawm daim duab qhia chaw, cov duab siv los ntawm mapmakers sawv ntsug rau cov yam ntxwv ntawm lub ntiaj teb nto. TSEEM CEEB Ib daim ntawv teev cov cim siv rau ntawm daim ntawv qhia
Cov ntsiab lus twg feem ntau yuav tau txais cov hluav taws xob hauv cov tshuaj lom neeg?
Cov hlau tsis yog hlau yuav tau txais cov khoom siv hluav taws xob kom tau txais Noble Gas teeb tsa. Cov muaj kuj muaj Electron affinities thiab siab Ionization energies. Cov hlau zoo li plam electrons thiab cov hlau tsis yog hlau yuav tau txais electrons, yog li hauv kev cuam tshuam nrog ob pawg no, muaj kev hloov hluav taws xob los ntawm cov hlau mus rau cov hlau tsis yog hlau
Puas yog cov ntsiab lus uas muaj cov tshuaj lom neeg zoo sib xws yuav pom nyob rau tib lub sijhawm lossis hauv tib pab pawg piav qhia koj cov lus teb?
Qhov no yog vim hais tias cov tshuaj muaj zog nyob ntawm tsis muaj valence electrons. Raws li nyob rau hauv ib pawg tag nrho cov ntsiab lus muaj tib yam tsis muaj valence electron uas yog vim li cas lawv muaj cov tshuaj zoo sib xws tab sis nyob rau hauv ib lub sij hawm tsis muaj valence electron sib txawv uas yog vim li cas lawv txawv nyob rau hauv chemical zog
Dab tsi yog tshuaj lom neeg cov tshuaj tiv thaiv thiab cov tshuaj tiv thaiv lub cev?
Qhov sib txawv ntawm cov tshuaj tiv thaiv lub cev thiab cov tshuaj tiv thaiv tshuaj yog muaj pes tsawg leeg. Hauv cov tshuaj tiv thaiv tshuaj, muaj kev hloov pauv ntawm cov tshuaj hauv nqe lus nug; nyob rau hauv ib qho kev hloov ntawm lub cev muaj qhov sib txawv ntawm qhov tsos, tsis hnov tsw, los yog cov duab yooj yim ntawm cov qauv ntawm cov teeb meem yam tsis muaj kev hloov pauv hauv cov ntsiab lus