(1)常温下用酸性高锰酸钜溶液与浓盐酸反应可以制取氯气,反应的 离子方程式为2MnO +10C +16H'2Mn2++8H20+5Cl2 (2)BCl,沸点低,故E装置的作用是冷却和收集三氯化硼:如果拆去 B装置,HCI进入D装置会发生反应 2B+6HCl+2BCl_3↑+ 3H,,在D中加热氢气与氯气的混合气体,易发生爆炸。 (3)三氯化硼遇水剧烈...
杂化轨道排布-|||-直线形-|||-三角形-|||-四面体-|||-杂化轨道中孤对电子数-|||-0-|||-0-|||-0-|||-1-|||-2-|||-正四面-|||-三角锥-|||-分子空间构型-|||-直线形-|||-三角形-|||-角形-|||-体-|||-形-|||-实例-|||-BeClz-|||-BF3-|||-CCI4-|||-NH3-|||-H20...
Hydrogen (ppm)H20 - 1000 ppmMIDAS-E-H2X Hydrogen BromideHBr0 - 8.0 ppmMIDAS-E-HCL Hydrogen ChlorideHCl0 - 8.0 ppmMIDAS-E-HCL Hydrogen CyanideHCN0 - 20 ppmMIDAS-E-HCN Hydrogen FluorideHF0 - 12 ppmMIDAS-E-HFX Hydrogen Fluoride (Low Level)HF0 - 2.0 ppmMIDAS-E-HFL Hydrogen SelenideH2Se...
Hydrogen (ppm)H20 - 1000 ppmMIDAS-E-H2X Hydrogen BromideHBr0 - 8.0 ppmMIDAS-E-HCL Hydrogen ChlorideHCl0 - 8.0 ppmMIDAS-E-HCL Hydrogen CyanideHCN0 - 20 ppmMIDAS-E-HCN Hydrogen FluorideHF0 - 12 ppmMIDAS-E-HFX Hydrogen Fluoride (Low Level)HF0 - 2.0 ppmMIDAS-E-HFL Hydrogen SelenideH2Se...
FeCl3.6H20 Cr3(PO4)2 CaCl2 C9H11O2N C7H5OH C2H6O C12H22O11 Recently Calculated Molar Masses Find the Molar Mass of PH3BCl3 Step-by-Step There are 4 easy steps to find the molar mass of PH3BCl3 based on its chemical formula. 1. Count The Number of Each Atom The first step to fin...
知识点: 来源: 答案】(1)6KBF4+B203+6H2SO4△8BF3↑+6KHS04+3H20-|||-(2)排除装置内空气,防止水蒸气干扰实验-|||-(3)观察气泡,控制气体流速-|||-(4)AICl3-|||-(⑤)冰水浴水蒸气进入D中,使BC1水解-|||-(6)80.1
(3)Ti(BH4)2是一种重要的储氢材料.在基态T2+中,电子占据的最高能层符号为该能层具有的原子轨道数为4)下列微粒:①CH4;②CH≡CH;③NH;④BF3;⑤H20填写下列空白(填序号)呈正四面体的是所有原子共平面的是,共线的是(5)往硫酸铜溶液中加入过量氨水,可生成[Cu(NH3)]2+配离子,写出该配离子的结构简式(标明...
Hydrogen (% LEL)*H20 - 100% LELMIDAS-E-LEL Hydrogen (ppm)H20 - 1000 ppmMIDAS-E-H2X Hydrogen BromideHBr0 - 8.0 ppmMIDAS-E-HCL Hydrogen ChlorideHCl0 - 8.0 ppmMIDAS-E-HCL Hydrogen CyanideHCN0 - 20 ppmMIDAS-E-HCN Hydrogen FluorideHF0 - 12 ppmMIDAS-E-HFX Hydrogen Fluoride (Low Level...
4C02+2H20 查看答案和解析>> 科目:来源:2013-2014福建省高一下学期期末考试化学试卷(解析版)题型:选择题 既可用来鉴别甲烷与乙烯,又可除去甲烷中混有乙烯的最佳方法是( ) A.通入酸性高锰酸钾溶液中 B.通入足量溴水中 C.一定条件下通入H2 D.点燃 ...
NH3 and H20 can act as: a) Lewis acid and Bronsted base. b) Lewis base and Bronsted acid c) Lewis and Bronsted base. d) Lewis and Bronsted acid.What is the difference between a Bronsted-Lowry acid/base and an Arrhenius acid/base?