A. Silver B. Mercury C. Gold D. Platinum 相关知识点: 试题来源: 解析 A。解析:在牙科填充物中,银(Silver)经常以化合物形式被使用。汞(Mercury)有毒性,现在很少用于牙科填充物;金(Gold)和铂(Platinum)因为成本高,很少用于牙科填充物。反馈 收藏 ...
Is a pure silver ring classified as an element, a compound, a homogeneous mixture, or a heterogeneous mixture? Explain.Matter:In our surroundings, everything is constructed of matter. Every element, compound, and mixture is made up of very small...
Silver sulfadiazine is typically reapplied with each sterile dressing change. Most side effects associated with silver sulfadiazine are superficial. The micronized silver in the compound can result in blue or dark-colored scars. The bluing or darkening of the skin from exposure to silver is a condi...
SilverCoordination polymerBidirectional ligandsN-donor ligandsSpatial arrangementReaction of silver nitrate with the ligand 2-(1-Methyl-1 H-pyrazol-5-yl)pyridine ( 1-mpp) produces a supramolecular material comprising three different types of one-dimensional coordination polymers as a result of two ...
(a) silver or a silver compound supported on alumina; and (b) at least one metal selected from the group consisting of copper (Cu), iron (Fe), cobalt (Co) and cerium (Ce) supported on at least one zeolite, and wherein the at least one POC is selected from the group consisting of...
Dielectric absorption, also referred to as “soakage”, refers to energy storage within a capacitor’s dielectric that is absorbed and released on a longer time scale than would be predicted by the device’s nominal capacitance and ESR. In the lumped-element model, it can be represented as ...
Color:Silver; Model Number:771 767 76732; Company Type:China Direct Adhesive Factory; Delivery Time:10~30 Days; Type:Smooth Copper; Brand:Higlue; Temperature:30~870 Degree; Factory Location:Xiushui; Formula:Mixture; Bonding Function:Insulated Gla...
But you may be unfamiliar with silver diamine fluoride, a dental compound that's often used to treat minor cavities. So what exactly is silver diamine fluoride, and why haven't you heard of it before? Let's go over what it is, how it works, and the pros and cons of silver diamine ...
An anthracene derivative represented by a general formula (1) and an organic compound represented by a general formula (8) are provided. Further, by use of the anthracene derivative represented by the general formula (1), a light-emitting element with high emission efficiency can be obtained. ...
1. A silver halide emulsion containing silver halide grains, with no less than 90 mol % of said silver halide grains being silver chloride and the silver halide grains containing at least one iridium compound (A) and at least one iridium compound (B), wherein (i) the iridium compound (A...