Nyob hauv lub xeev phosphorus pentachloride muaj nyob li?

Cov txheej txheem:

Nyob hauv lub xeev phosphorus pentachloride muaj nyob li?
Nyob hauv lub xeev phosphorus pentachloride muaj nyob li?
Anonim

Cov phosphorus pentachloride yog cov dej rhiab heev uas yog soluble hauv ntau cov kuab tshuaj organic. Nyob rau hauv lub xeev khoom, nws tshwm sim li ionic khoomuas muaj ob ions, cation [PCl4] +] thiab anion [PCl6]−]. Cov ionic khoom phosphorus pentachloride muaj cov qauv crystalline zoo dua li covalent khoom.

Vim li cas phosphorus pentachloride yog ionic nyob rau hauv lub xeev khov?

Yog! Lattice zog feem ntau yog qhov loj tshaj plawshauv kev txiav txim siab qhov ruaj khov ntawm cov khoom ionic. Lub zog ntxiv tau txais los ntawm lub zog lattice ntau dua li them nyiaj rau lub zog xav tau los hloov cov tshuaj chloride los ntawm ib qho PCl5 molecule mus rau lwm qhov. Yog li, PCl5 muaj nyob ua ib qho khoom ionic.

Nyob hauv lub xeev twg PCl5 muaj nyob rau hauv lub xeev khov?

4 Teb. nyob rau hauv cov khoom hauv lub xeev pcl5 xav kom muaj nyob rau hauv oppositely them ions xws li [pcl4]- thiab [pcl6]- raws li cov ionic bonding txhim khu lub crystalline xwm. kuj [pcl4]- yog tetrahedral, thaum [pcl6]- yog octahedral. cov qauv no haum zoo rau ib leeg muab kev ruaj ntseg ntxiv rau cov qauv khoom.

PCl5 nyob li cas?

PCl5 tsim tsib daim ntawv cog lus los ntawm kev siv d-orbitals los nthuav cov octet thiab muaj ntau qhov chaw los tso cov khub ntawm cov electrons. PCl5 tsis muajvim tsis muaj d -orbitals nyob rau theem ob lub zog, yog li tsis muaj txoj hauv kev los npaj tsib khub ntawm kev sib txuas ntawm electrons nyob ib ncig ntawm nitrogen.atom.

Vim li cas PCl5 muaj nyob hauv lub xeev ruaj khov?

Nyob hauv lub xeev ruaj khov, PCl5 xav kom muaj nyob rau hauv qhov sib txawv ntawm ion zoo li [PCl4]+ thiab [PCl6]- raws li ionic bonding txhim khu cov crystalline xwm.

Pom zoo:

Nthuav cov khoom
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Yuav coreopsis puas tawg rau lub caij ntuj sov?

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