The chemical name of Sr is Strontium. Strontium is an element having an atomic number of 38 and atomic mass 87.62 g.mol-1. By nature, Strontium is an alkaline earth metal. Owing to its electronic configuration, Sr element has some specific properties and happens to be highly reactive. It ...
高锰酸钾; 灰锰氧 kmno4 氟化钙; 萤石.氟石 caf2 二硫化亚铁 黄铁矿.硫铁矿 fes2. 硫酸铜晶体; 胆矾.蓝矾 cuso4 * 5h2o 硫酸锌晶体; 皓矾 znso4 * heptahydrate 硫酸亚铁晶体; 绿矾 feso4 * heptahydrate 硫酸铝晶体 kal (so4); 明矾 2 * 12h2o ...
153 The objective of this experiment is to distinguish the difference between various types of hydrocarbons by performing simple tests and reactions involving hydrocarbons. Pentene Br2 in CCl4 (5%) Toluene Stopper Heptane pH paper Potassium permanganate (1% KMnO4) Small test tubes and rack Aluminum ...
Rubidium is a silvery-white and extremely soft metal and amongst the most highly reactive elements on the periodic table. Rubidium has a density of about one and a half times that of water and is solid at room temperature, although it melts if it is just a bit warmer. It ignites spontane...
What is the empirical formula (lowest whole number ratio) of the compound below? 53.1% potassium , 41.3% chlorine What is the name of the compound with the formula KMnO4? Write the structural formula for each of the following compounds. (a) Potassium hexacyanomanganate(III) (b) Sodium tetr...
试 验中涉及的铁指 FeCl3,即用分析纯 FeCl3 配制成 0.5 g/L 的溶液;锰指的是高锰 酸钾,即用分析纯 KMnO4 配制成 0.5 g/L 溶液;铝指聚合氯化铝(PAC),其中有 效铝含量为 10%。 1.3.2 生产性试验 强化混凝生产性试验在 A 水厂进行,图 3 为 A 水厂水处理工艺流程图,其原始运 行情况为:以蔷薇河...
Adsorption of rare earth elements (REEs) onto activated carbon modified with potassium permanganate (KMnO4) J. Appl. Solut. Chem. Model., 6 (2017), pp. 51-61, 10.6000/1929-5030.2017.06.02.1 Google Scholar [18] A.K. Mosai, L. Chimuka, E.M. Cukrowska, I.A. Kotzé, H. Tutu The...
What is the IUPAC name of KMnO4? What is the formula for potassium hydrogen carbonate ? What is the name for the compound MnO4(-)? What is the oxidation number of manganese in KMnO4? What is the chemical formula for potassium sulfide? What is the chemical formula for the base potassium ...
Laboratory preparation method of the main reaction: 1.C6H5CH3+ KMnO4+H2O-C6H5 COOK+KOH+MnO2+H2O(water in fron of the manganese dioxide is supplied with water reaction environment) 2.C6H5 COOK+HCl--C6H5 COOH Drug and dosage: Toluene 1.5g (1.7ml, 0.016mol), potassium permanganate 5g (...
chemicalformula::thevalueofthemassofacarbonatomasthestandard,paredwiththatof1/12Therelativeatomicmassofanatom=Therelativeatomicmassistheprotonnumber+neutronnumber(becausetheatomicmassmainlyconcentratedinthenucleus)Relativemolecularmass:thesumoftherelativeatomicmassesoftheatomsinachemicalformula16:roupofatomswithcharge...