Video: Puas yog Lithium yog hlau lossis nonmetal?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Lithium yog ib feem ntawm alkali hlau pab pawg thiab tuaj yeem pom nyob rau hauv thawj kab ntawm lub rooj zaum hauv qab hydrogen. Zoo li txhua yam alkali hlau nws muaj ib qho valence electron uas nws nkag mus rau tsim ib qho cation lossis compound. Nyob rau hauv chav tsev kub lithium yog mos hlau uas yog silvery-dawb nyob rau hauv cov xim.
Tsuas yog li ntawd, vim li cas yog lithium A hlau?
Tshwj xeeb lithium yog alkali hlau (xws li sodium, potassium, rubidium, caesium, francium). Hlau hnov mob nrog oxygen hauv huab cua kom oxidize (kwv yees li qhov no, lithium kub hnyiab ntawm chav tsev kub). Cov cwj pwm no ib leeg qhia tias nws yog ib qho hlau . Alkali hlau muaj lawv cov hluav taws xob sab nraud tshaj plaws hauv s-orbital.
Ib yam li ntawd, yog txhuas hlau lossis nonmetal? d/) yog cov khoom siv tshuaj nrog lub cim Pb (los ntawm Latin plumbum) thiab tus lej atomic 82. Nws yog ib qho hnyav. hlau uas yog denser tshaj cov khoom siv feem ntau. Coj yog mos thiab malleable, thiab kuj muaj ib tug kuj tsawg melting point.
Yog li ntawd, puas yog carbon hlau lossis nonmetal?
Cov pa roj carbon yog ib yam khoom tsis yog hlau keeb. Ntshiab carbon tuaj yeem muaj nyob hauv ntau hom ntawv. Qhov thib ob feem ntau yog pob zeb diamond thiab graphite.
Lithium puas tuaj yeem txiav nrog rab riam?
Lithium yog cov hlau tshwj xeeb hauv ntau txoj hauv kev. Nws yog lub teeb thiab mos - yog li ntawd nws yog mos ua tau ua txiav nrog chav ua noj riam thiab tsawg nyob rau hauv qhov ntom ntom uas nws ntab saum dej. Zoo li nws cov phooj ywg alkali hlau, sodium, lithium reacts nrog dej hauv daim ntawv showy.
Pom zoo:
Puas yog tus neeg xyuas pib tsis zoo ntawm cov hluav taws xob tam sim no yog hlau lossis nonmetal?
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