awhen a compound contains a metal that can form more than one type of cation, the charge on the cation of the metal is designated by a Roman numeral placed in parentheses immediately following the name of the metal. 当化合物包含可能形成超过正离子的一个类型的一种金属时,充电在金属的正离子是...
with the foregoing metal or metal compound; and a sulfur-containing compound bonded to the surface of the foregoing carrier material and a kit for preparing a carrier for chromatography or a carrier for a pre-treatment comprises the foregoing carrier material; and a sulfur-containing compound. Thi...
英语翻译1.An organometallic compound of the formula (R1)m M(PR23)x,where M is a metal selected from the group consisting of manganese,technetium,rhenium,iron,ruthenium,osmium,nickel,palladium,and platinum; each R1 is independently selected from the group consisting of hydrogen,deuterium,H2,D2...
i do im a professiona i domestic metallurgi i don t i don t believe i don t know what s w i don t wanna go out i dont see why notas i dont think much of i dont love real dirt i dont believe it i dont believe that a i dont belong here in i dont care one singl i dont...
can she be a driver can shu bao jia can someone tell us w can stock can tear by hand can the tv game of th can there be a guidin can we turn it off ma can wrings so true can you believe that can you break this can you feel me now can you give me this can you recognize...
Transition metal compound containing as ligands a cyclopentadienyl group and a pi-bonded unit which are connected to one another via a bridge; use as catal... The transition metal compound is suitable as a catalyst component for olefin polymerization. M Riedel,G Erker,L Duda - US 被引量: 44...
Copper or Cu is a chemical element that occurs naturally. The name copper is derived from “coper,” which is the old English name of copper. Coper is further derived from the Latin word ‘Cyprium aes,’ which means ‘a metal from Cyprus.’ ...
Chapter 1: What is Titanium Metal?Titanium, denoted by the symbol “Ti” and holding the atomic number 22, is a chemical element with an atomic weight of 47.9. It ranks as the ninth most abundant element in the Earth's crust. Titanium is primarily extracted from minerals such as rutile ...
ceram metal cerame ceramic enamel ceramic body composit ceramic column grid a ceramic edge endosseo ceramic encased charg ceramic fiber insulat ceramic graphite ceramic lamps ceramic lining sketch ceramic sciences and ceramic sight tube ceramic table ware ceramic trimmer ceramic whisker compo ceramiccoffee...
double end metal hali double exhaust double factors discri double filtration pla double floor kiln double fluke anchor double forceps double gear speed fin double glass double godet machello double guaranteed double hand sweep lot double handle series double hanger double header double housing planer do...