cesium (Cs), tseem sau caesium, tshuaj lom neeg ntawm Pawg 1 (tseem hu ua Pawg Ia) ntawm lub rooj zaum, pawg hlau alkali, thiab thawj lub ntsiab rau tau tshawb pom spectroscopically (1860), los ntawm German kws tshawb fawb Robert Bunsen thiab Gustav Kirchhoff, uas tau hu nws rau cov kab xiav tshwj xeeb ntawm nws cov spectrum (Latin …
Vim li cas Cesium hu ua Caesium?
Caesium tau txais nws lub npe los ntawm Greek rau ntuj xiav. … Cesium tau pom nyob rau xyoo 1860 los ntawm Robert Bunsen (nws ntawm lub koob npe nrov) thiab tus kws kho mob Gustav Kirchhoff.
Cesium sau li cas?
Caesium (IUPAC spelling) (kuj spelled cesium hauv American English) yog ib yam tshuaj uas muaj cov cim Cs thiab atomic tooj 55.
Tus nqi rau cov cesium yog dab tsi?
A cesium ion yuav muaj nqi 1+, txhais tau tias nws yog cation nrog tus nqi zoo ntawm ib qho.
Cesium daim ntawv cog lus nrog dab tsi?
Cesium nkag siab ua ke nrog oxygen thiab siv los ua ib qho khoom siv, cov khoom siv sib txuas nrog thiab tshem tawm cov pa roj los ntawm lub tshuab nqus tsev. Cesium kuj tseem siv nyob rau hauv atomic moos, nyob rau hauv photoelectric hlwb thiab raws li ib tug catalyst nyob rau hauv lub hydrogenation ntawm tej yam organic tebchaw.