Cadmium nyob qhov twg ntawm lub rooj zaum?

Cov txheej txheem:

Cadmium nyob qhov twg ntawm lub rooj zaum?
Cadmium nyob qhov twg ntawm lub rooj zaum?
Anonim

cadmium (Cd), tshuaj lom neeg, hlau ntawm Proup 12 (IIb, lossis zinc pab pawg) ntawm lub sijhawm teem sijhawm.

Yuav ua li cas yog tus lej 48 ntawm lub sijhawm teem sijhawm?

Cadmium - Cov lus qhia, khoom thiab siv | Periodic Table.

Cadmium nyob qhov twg?

cadmium (cim Cd) Silvery-white metallic element in group II of the periodic table, thawj zaug cais tawm xyoo 1817 los ntawm German chemist Friedrich Stromeyer. Cadmium feem ntau tau txais los ntawm cov khoom lag luam hauv kev rho tawm ntawm zinc thiab txhuas.

Dab tsi yog Pawg 12 ntawm lub rooj sib tham hu ua?

Zinc pab pawg, ib qho ntawm plaub yam tshuaj uas ua rau Pawg 12 (IIb) ntawm lub sijhawm lub sijhawm-namely, zinc (Zn), cadmium (Cd), mercury (Hg), thiab copernicium (Cn).

Puas muaj cadmium nyob rau hauv pab pawg 11?

Pab pawg 12 cov hlau zoo sib xws hauv pawg 11, thiab lawv yuav luag ib txwm pom nyob rau hauv kev sib xyaw nrog sulfur. Vim tias zinc thiab cadmium yog cov tshuaj zoo sib xws, txhua yam zinc ores muaj ntau cov cadmium. … Tshwj xeeb, Zn thiab Cd yog cov hlau uas muaj zog heev, qhov mercury tsis yog.

Cadmium - Periodic Table of Videos

Cadmium - Periodic Table of Videos
Cadmium - Periodic Table of Videos
41 cov lus nug ntsig txog pom

Pom zoo: