Video: Dab tsi atomic lossis hybrid orbitals ua rau sigma daim ntawv cog lus ntawm C thiab O hauv carbon dioxide co2?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Lub hauv paus carbon atom muaj ib tug trigonal planar kev npaj ntawm electron khub uas yuav tsum tau sp2 hybridization . Ob tug C -H sigma daim ntawv cog lus yog tsim los ntawm kev sib tshooj ntawm sp2 hybrid orbitals los ntawm carbon nrog hydrogen 1s atomic orbitals . Qhov ob kev sib raug zoo ntawm carbon thiab oxygen muaj ib σ og ib p daim ntawv cog lus.
Kuj paub, pes tsawg daim ntawv cog lus C muaj nyob rau hauv co2?
2 sigma daim ntawv cog lus
Ib yam li ntawd, hybridization ntawm CO yog dab tsi? hybridization ntawm carbon nyob rau hauv CO ( Cov pa roj carbon monoxide ) yog sp. Nws tuaj yeem nrhiav tau yooj yim los ntawm nws Lewis Structure, los ntawm kev ua tiav lawv cov octets. Muaj ib qho kev sib cog lus triple ntawm lawv nrog ib leeg ib khub ntawm txhua lub atom. Ua li no ob lub atoms muaj lawv cov octets tiav.
Yog li ntawd, dab tsi atomic lossis hybrid orbitals ua rau sigma daim ntawv cog lus?
Teb Cov Kws Paub Tseeb Peb sp2 orbitals form peb sigma daim ntawv cog lus . Pi daim ntawv cog lus yog tsim los ntawm ob p orbitals ntawm C1 thiab C2 atoms . hauv sp2 hybridization tsa 2s orbital sib tov nrog tsuas yog ob ntawm peb muaj 2p orbitals.
Dab tsi orbitals tuav cov khub ib leeg ntawm cov pa atoms hauv co2?
Ib yam li cov pa roj carbon atom hybridized los tsim cov ntawv cog lus zoo tshaj plaws, ua li ntawd oxygen atoms . Lub valence electron configuration ntawm O yog 2s22p4. Kom haum rau ob ib leeg khub thiab kev sib raug zoo khub , nws tseem yuav tsim peb qhov sib npaug sp2 hybrid orbitals.
Pom zoo:
Dab tsi ntawm daim ntawv cog lus yog aluminium thiab oxygen?
Hauv zaj lus qhia no, peb tau kawm tias aluminium oxide yog ib qho ionic compound tsim ntawm txhuas hlau thiab oxygen. Ionic compounds tshwm sim ntawm cov hlau thiab cov hlau tsis muaj hlau thiab koom nrog kev sib pauv ntawm electrons ntawm ob lub atoms
Yuav ua li cas yog daim ntawv cog lus sib txawv ntawm daim ntawv cog lus ionic?
Qhov sib txawv ntawm cov ionic thiab covalent daim ntawv cog lus yog tias covalent daim ntawv cog lus yog tsim thaum ob lub atoms sib koom electrons. Ionic bonds yog lub zog uas tuav ua ke electrostatic zog ntawm kev nyiam ntawm cov ions oppositely them. Ionic bonds muaj qhov sib txawv electronegativity ntau dua lossis sib npaug li 2
Dab tsi yog qhov txawv ntawm daim ntawv cog lus lub zog thiab daim ntawv cog lus dissociation zog?
Qhov sib txawv tseem ceeb ntawm kev sib txuas ntawm lub zog thiab lub zog bonddissociation yog tias lub zog sib txuas yog qhov nruab nrab ntawm lub zog xav tau los rhuav tshem tag nrho cov kev sib txuas ntawm tib ob hom atoms nyob rau hauv ib qho chaw sib txuas whereas daim ntawv cog lus dissociation zog yog tus nqi ntawm cov hluav taws xob xav tau los rhuav tshem ib qho kev sib koom ua ke inhomolysis
Puas yog daim ntawv cog lus hydrogen zoo ib yam li daim ntawv cog lus?
Hydrogen daim ntawv cog lus yog lub npe muab rau electrostatic kev sib cuam tshuam ntawm tus nqi zoo ntawm hydrogen atom thiab tus nqi tsis zoo ntawm oxygen atom ntawm ib qho chaw nyob sib ze. Covalent daim ntawv cog lus yog qhov sib cuam tshuam electrostatic ntawm ob lub atom hauv tib lub molecule
Dab tsi hydrocarbon muaj ob daim ntawv cog lus hauv nws cov pob txha carbon?
Organic compounds uas muaj carbon-carbon ob daim ntawv cog lus hu ua alkenes. Cov pa roj carbon atoms koom nrog ob daim ntawv cog lus yog sp2 hybridized. Ob qho yooj yim alkenes yog ethene (C2H4) thiab propene (C3H6). Alkenes nyob rau hauv uas txoj hauj lwm ntawm ob daim ntawv cog lus sib txawv yog txawv molecules