How do metals react with water? Many metals react with water.The metal makes the water become an alkaline solution – a metal hydroxide solution. Hydrogen gas is given off. Metal + watermetal hydroxide + hydrogen Some metals (eg caesium) react so violently with water that they are dangerous...
How do alkali metals react with water? Student sheet Name ……… The ‘voice over’ for the demonstration of adding potassium to water should include the following points: The good features of my ‘voice over’ are I could have improved it still further by When rubidium is added to cold ...
When we use metals, ___ how they react with different substances,for example,water and oxygen.当我们使用金属时,了解它们与不同的物质如何反应是很重要的,例如,水和氧气。 答案 答案:it is important to know.因指的是一般事实,要用一般现在时;it是形式主语,真正的主语是动词不定式to know。故填:it is...
课文原句:When we use metals, it is important to know how they___different substances, for example, water and oxygen. 当使用金属时,我们要知道他们是如何与不同的物质,如水和氧气,发生反的,这〔一点〕很重要。 〔1〕〔化学〕反〔常与 with 搭配〕;〔物理〕产生反作用,排斥〔常与 upon/against...
When we use metals, it is important to know how they react with different (物质), for example, water and oxygen. 相关知识点: 试题来源: 解析 substances 考查翻译填空。 "物质" 为 "substance" ,句意:当我们使用金属时,知道它们如何与不同的物质反应是很重要的,例如,水和氧。该词为可数名词,故...
1.react vi.(化学)反应(教材 P) When we use metals,it is important to knowhow they react with different substances,for example,water and oxygen.当我们使用金属时,了解它们和不同的物质(例如水和氧气)如何发生反应是很重要的。(1)react with与……发生反应react to对……)产生反应;回应react against...
「主题与语篇填空」Metals expand when 1.(heat)and contractwhen cooled. How do they react with different 2.(substance)? Let's do a simple experiment.The aim of this experiment is to discover 3.iron rusts in dry air and in ordinary water. To carry out theexperiment, you need the 4.(fo...
How and When Metals React in High Performance Explosives.Paul AndersonAmerican Physical Society
How do people and organisations react to these crises?(这些)人和组织如何应对这些危机?react v.起反应;(对……)作出反应;回应※react to对……作出反应;回应react with和……起化学反应react against反对;反抗※reaction n.反应;回应(1) Hearing how others react to the book you havejust read creates an...
网络酸如何对金属起反应 网络释义 1. 酸如何对金属起反应 翻译词典... ...How do acids react on metals?酸如何对金属起反应? Plants react to light. 植物对光照起反应. ... www.tdict.com|基于 1 个网页 例句