2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Dab tsi ua rau lawv zoo sib xws? Thaum koj saib peb cov lus piav qhia ntawm cov ntsiab lus fluorine thiab chlorine, koj yuav pom tias lawv ob leeg muaj xya electrons nyob rau hauv lawv lub plhaub sab nraud. Qhov xya-electron zoo siv rau tag nrho cov halogens. … Fluorine yog cov reactive tshaj plaws thiab ua ke nrog feem ntau cov ntsiab lus los ntawm ib ncig ntawm lub sij hawm.
Puas chlorine thiab fluorine muaj cov khoom zoo sib xws?
halogens: Pawg 17 (los yog VII) nyob rau hauv lub sij hawm lub sij hawm muaj fluorine (F), chlorine (Cl), bromine (Br), iodine (I), thiab astatine (At). Lawv share cov tshuaj zoo sib xws.
Cov cuab yeej twg ua rau chlorine fluorine thiab oxygen zoo sib xws?
Lawv ob leeg muaj xya valence electronsnyob rau hauv lawv lub plhaub sab nrauv thiab xws li nyiam coj ib qho hluav taws xob ntxiv rau qhov ruaj khov octet los ua ib qho kev them nyiaj anion.
Cov kev teeb tsa hluav taws xob ntawm fluorine thiab chlorine zoo li cas?
Xa mus rau lub rooj sib tham nkaus xwb, qhia seb qhov kev teeb tsa hluav taws xob ntawm fluorine thiab chlorine zoo li cas. … F thiab Cl yuav muaj tib lub xov tooj ntawm cov hluav taws xob nyob rau hauv lub plhaub sab nraud, tab sis Cl yuav muaj ntau cov hluav taws xob hauv ntau lub plhaub.
Yuav ua li cas fluorine chlorine thiab iodine muaj sib xws?
Cov halogens yog ib pawg ntawm cov tshuaj uas muaj fluorine, chlorine, bromine, iodine, thiab astatine. … Tag nrho cov halogens muaj xws li diatomic moleculesthaum ntshiab ntsiab. Fluorine thiab chlorine yog gases. Bromine yog ib qho ntawm ob lub ntsiab ua kua, thiab iodine yog ib qho khoom.
Pom zoo:
Puas yog cov lus hais thiab cov lus sib cav sib xws?
Raws li cov ntsiab lus hais, ib qho kev sib cav sib cav xav kom koj sib cav ntawm qhov pom tseeb. Nws cov ntsiab lus ntawm tus kheej thiab cov qauv hloov pauv ntawm kev muab hla thiab ntxiv dag zog rau qhov sawv ntsug kom ntseeg tau tus nyeem ntawv.
Yuav ua li cas thiaj tsis zoo thiab qhov kev txhawb zog zoo sib xws?
Xwb, qhov zoo txhais tau tias koj tab tom ntxiv qee yam, thiab qhov tsis zoo txhais tau tias koj tau txais qee yam tseg. Kev txhawb zog txhais tau tias koj nce tus cwj pwm, thiab kev rau txim txhais tau tias koj txo tus cwj pwm. … Txhua tus neeg txhawb nqa (qhov zoo lossis qhov tsis zoo) nce qhov muaj feem ntawm ib tus cwj pwm teb.
Vim li cas cov khoom seem thiab qhov tsis txaus ua piv txwv ntawm kev tsis sib xws?
Vim li cas cov khoom seem thiab qhov tsis txaus ua piv txwv ntawm kev tsis sib xws? Vim yog tias koj muaj qhov seem thiab muaj ntau dhau lawm ces qhov xav tau tsawg dhau tsis tau raws li qhov khoom muab. Thiab thaum muaj qhov tsis txaus tshaj qhov ntau ces qhov xav tau ntau dhau los ua kom tau raws li cov khoom muab.
Puas yog fluorine thiab fluorine tib yam?
Ua ntej, nws yog fluorine thiab fluoride thiab tsis yog hmoov nplej thiab hmoov nplej. Kev sau tsis raug yog ib txwm muaj, tab sis tus "u" los ua ntej "o " hauv ob qho . Fluorine yog ib qho tshuaj lom neeg. … Cov fluorine anion, F -, los yog ib qho ntawm cov tebchaw uas muaj cov anion yog hu ua fluorides.
Puas cov sib tov sib xyaw ua ke muaj cov khoom sib xws?
Ib homogeneous sib tov yog sib tov nyob rau hauv uas muaj pes tsawg leeg yog uniform thoob plaws qhov sib tov .. Qee cov ntaub ntawv hais ntxiv tias cov tshuaj lom neeg tsis tuaj yeem muab cais rau hauv nws cov ntsiab lus los ntawm kev sib cais ntawm lub cev, piv txwv li, tsis muaj kev cuam tshuam tshuaj lom neeg.
