过渡元素(transition elements)是元素周期表中从ⅢB族到VⅢ族的化学元素 。这些元素在原子结构上的共同特点是价电子依次充填在次外层的d 轨道上 ,因此,有时人们也把镧系元素和锕系元素包括在过渡元素之中 。另外,ⅠB族元素(铜、银、金)在形成+2和 +3 价化合物时也使用了d电子;ⅡB族元素(锌、镉、汞)在形成稳定配位化合物的能力上与传统的过渡元素相似,因此,也常把ⅠB和ⅡB族元素列入过渡元素之中。

清空选项
15629-92-2 1,3-Bis(diphenylphosphino)propane nickel(II)chloride
BD1859815629-92-298%
登录 500g 常备现货
14949-69-0 Bis(hexafluoroacetylacetonato)nickel(II)
BD034814949-69-098%
登录 1g 常备现货
1303-58-8 Gold(III) oxide
BD1323571303-58-899.9%
登录 250mg 常备现货
10534-89-1 Hexaamminecobalt(iii)chloride
BD13309410534-89-198%
登录 25g 常备现货
15418-29-8 Copper(I) tetra(acetonitrile) tetrafluoroborate
BD62642015418-29-897%
登录 1g 常备现货
18284-36-1 Hydridotetrakis(triphenylphosphine)rhodium(I)
BD13410018284-36-198%
登录 1g 常备现货
51364-51-3 Tris(dibenzylideneacetone)dipalladium(0)
BD2113551364-51-398%
登录 1g 常备现货
16456-81-8 21H,23H-Porphine, 5,10,15,20-tetraphenyl-, iron complex
BD0139876016456-81-896%
登录 250mg 常备现货
60804-74-2 Tris(2,2'-bipyridine)ruthenium bis(hexafluorophosphate)
BD68325660804-74-299%
登录 1g 常备现货
7789-46-0 Iron(II) bromide
BD1348997789-46-098%
登录 5g 常备现货
132-16-1 Iron(II) phthalocyanine
BD134918132-16-198%
登录 25g 常备现货
10034-96-5 Manganese(II) sulfate hydrate
BD31623310034-96-598%
登录 500g 常备现货
95408-45-0 1,1'-Bis(di-tert-butylphosphino)ferrocene-palladium dichloride
BD5228095408-45-098%
登录 25g 常备现货
138124-32-0 (R,R)-(-)-N,N'-Bis(3,5-di-tertbutylsalicylidene)-1,2- cyclohexanediaminomanganese(III) chloride
BD165036138124-32-098%
登录 1g 常备现货
40691-33-6 Dichlorobis(tri-o-tolylphosphine)palladium(II)
BD21321640691-33-698%
登录 1g 常备现货
31277-98-2 Bis[1,2-bis(diphenylphosphino)ethane]palladium(0)
BD16523131277-98-298%
登录 1g 常备现货
59831-02-6 [1,3-Bis(diphenylphosphino)propane]palladium(II) dichloride
BD16523459831-02-698%
登录 5g 常备现货
1271-47-2 Ethynylferrocene
BD316921271-47-297%
登录 25g 常备现货
13446-03-2 Manganese(ii)bromide
BD13715313446-03-298%
登录 5g 常备现货
1317-35-7 Trimanganese tetraoxide
BD1371751317-35-7Mn≥71%,BET:5-7m2/g
登录 100g 常备现货
13446-34-9 Manganese(II) chloride tetrahydrate
BD13718813446-34-999%
登录 500g 常备现货
12131-44-1 Bis[cinnamyl palladium(II) chloride]
BD25771112131-44-198%
登录 250mg 常备现货
887919-35-9 Bis(di-tert-butyl(4-dimethylaminophenyl)phosphine)dichloropalladium(II)
BD214209887919-35-997%
登录 5g 常备现货
19978-61-1 [1,2-Bis(diphenylphosphino)ethane]dichloropalladium(II)
BD1919419978-61-197%
登录 250mg 常备现货
17524-05-9 Bis(acetylacetonato)dioxomolybdenum(VI)
BD14027417524-05-998% (stabilized with 1~2% acetylacetone)
登录 25g 常备现货
1375325-71-5 Chloro[(tri-tert-butylphosphine)-2-(2-aminobiphenyl)] palladium(II)
BD2803821375325-71-598%
登录 5g 常备现货
52093-30-8 Yttrium(III) trifluoromethanesulfonate
BD16836852093-30-898%
登录 1g 常备现货
60871-84-3 Nickel(II) trifluoromethanesulfonate
BD16837060871-84-398%
登录 5g 常备现货
12257-42-0 Bicyclo[2.2.1]hepta-2,5-diene-rhodium(I) chloride dimer
BD0116285012257-42-098+%
登录 250mg 常备现货
1291-47-0 1,1'-Dimethylferrocene
BD524431291-47-098%
登录 1g 常备现货
1 2 3 4 5 6 7 8 9