Cov alkali hlau tuaj qhov twg?
Cov alkali hlau tuaj qhov twg?

Video: Cov alkali hlau tuaj qhov twg?

Video: Cov alkali hlau tuaj qhov twg?
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Lub npe tsis tseem ceeb " alkali hlau " los los ntawm qhov tseeb tias hydroxides ntawm pawg 1 cov ntsiab lus yog tag nrho cov muaj zog alkalis thaum yaj hauv dej.

Tsis tas li ntawd, lub npe alkali hlau los ntawm qhov twg?

Lo lus " alkali "tau txais nws npe los ntawm lo lus Arabic "al qali," lub ntsiab lus "los ntawm tshauv", uas txij li cov ntsiab lus no hnov mob nrog dej los tsim cov hydroxide ions, tsim cov tshuaj alkaline (pH> 7).

Qhov thib ob, ua li cas alkali hlau tsim? Alkali hlau . Alkali hlau nyiam poob ib electron thiab daim ntawv ions nrog ib tus nqi zoo. Lawv daim ntawv ionic compounds (ntsev) hauv cov tshuaj tiv thaiv nrog cov halogens ( alkali halides). Sodium thiab potassium ions daim ntawv Cov khoom tseem ceeb ntawm lub cev kua (electrolytes).

Ntawm no, nyob qhov twg alkali hlau pom nyob rau hauv cov xwm?

Alkali hlau yog thawj pab pawg nyob rau hauv lub sij hawm. Lawv yeej tsis yog pom nyob rau hauv qhov uncombined vim tias lawv tsis ruaj khov thiab lawv hnov mob nrawm rau lwm yam. Lawv sib raug zoo nrog tag nrho cov ntsiab lus tshwj tsis yog cov noble gases.

Puas yog hydrogen yog alkali hlau?

Hydrogen yog ib qho tshwj xeeb heev ntawm lub sij hawm lub rooj thiab tsis yog ib tsev neeg. Thaum hydrogen zaum hauv pab pawg I, nws tsis yog ib qho alkali hlau.

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