Nws yog cov hlau tsis muaj hlau thiab muaj 3 qhov hluav taws xob valence kom tau txais kev teeb tsa roj inert yog li nws lees txais 3 electrons thiab tau txais kev teeb tsa neon. … Raws li nws yog hlau nws poob cov electrons. (c) Tungsten, tseem hu ua wolfram, yog cov khoom siv tshuaj nrog lub cim W thiab tus lej atomic 74.
Cov ntsiab lus twg feem ntau yuav tau txais electrons?
Cov ntsiab lus uas yog nonmetals zoo li nce electrons thiab dhau los ua qhov tsis zoo ions hu ua anions.
Yuav tungsten nce electrons?
Cov hlau tsis yog yuav nce cov electrons poob los ntawm cov hlau thiab feem ntau dhau los ua ions. … iodine yog cov hlau tsis muaj hlau thiab yuav tau txais ib qho hluav taws xob. Nitrogen feem ntau nce peb tungsten yog hlau thiab peb yuav plam electrons. Pab pawg muaj zog yog hlau thiab peb yuav plam electrons thiab kub yog hlau thiab peb yuav plam electrons.
Lub ntsiab lus twg koj xav kom tau txais cov hluav taws xob hauv tshuaj lom neeg?
Nco ntsoov tias cov hlau zoo li plam electrons thaum nonmetals zoo li nce electrons hauv tshuaj tiv thaiv. Cov hlau pom nyob rau sab laug ntawm metalloids thaum nonmetals pom nyob rau sab xis.
Lub caij twg S koj xav kom nce 2 electrons?
Piv txwv li, oxygen atoms nce ob lub electrons los ua O2- ions. Cov no muaj tib lub teeb tsa hluav taws xob zoo li cov roj neon noble. Cov ntsiab lus hauv Pawg 14 tuaj yeem poob plaub, lossis nce plaub lub tshuab hluav taws xob kom ua tiav cov qauv roj zoo. Qhov tseeb, yog lawvmus tsim ions, Pawg 14 cov ntsiab lus tsim cov ions zoo.
