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二氧化碳转化为甲醇(CH3OH)的反应微观示意图如图.下列说法正确的是( )
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能源利用和环境保护是人类共同关注的问题. 为减少二氧化碳的排放可将二氧化碳和氢气在催化剂作用下转
多角度认识物质的变化有助于我们更好地理解化学知识.1从微观角度如图为某化学反应的微观示意图据图回答下
2016年1月29日科技日报报道科学家首次将从空气捕获的二氧化碳用氢气在催化剂存在的条件下将其转化
氮洗分子筛吸附能力有限只能吸附
微量的二氧化碳和甲醇
大量的二氧化碳和甲醇
微量的二氧化碳和大量甲醇
大量的二氧化碳和微量甲醇
多角度认识物质的变化有助于我们更好地理解化学知识.1从微观角度图1为某化学反应的微观示意图据图回答下
二氧化碳若合理利用是一种与水一样重要的原料美国研究人员利用镍和钯作催化剂将二氧化碳转化为具有多种用途
二氧化碳若合理利用是一种与水一样重要的资源.最近研究人员利用镍和钯作催化剂将二氧化碳转化为具有多种用
2016年1月29日科技日报报道科学家首次将从空气捕获的二氧化碳用氢气将其转化为甲醇同时有水生成.该
二氧化碳和氢气可在一定条件下反应生产一种重要的化工原料甲醇试计算8.8kg的二氧化碳理论上可以制得含
为减少二氧化碳对环境影响世界各国都在限制其排放量科学家也加强了对二氧化碳创新利用的研究1用二氧化碳自
我国科学家研发出由二氧化碳高效转化为甲醇CH3OH的新技术. 甲醇在空气中充分燃烧生成二氧化碳和
下图是甲烷与氧气反应的微观示意图请通过比较归纳回答下列问题1一个甲烷分子和一个二氧化碳分子的不同点是
汽车尾气管中加装催化转换器可将一氧化氮和一氧化碳转化为氮气和二氧化碳下图是该反应的微观示意图.其中不
图中单质的化学式为N
2
反应物都属于氧化物
生成物中氮气和二氧化碳的分子个数比为1:1
生成氮气和二氧化碳的质量比为7:22
二氧化碳是一种宝贵的碳氧资源一定条件下二氧化碳转变成燃料甲醇CH3OH的化学方程式为CO2+3H2C
最近科学家意外发现使用碳和铜的微小尖峰可将二氧化碳和水转变为乙醇下列有关化学用语表示错误的是
中子数为34,质子数为 29的铜原子:
Cu
碳原子的结构示意图:
二氧化碳的电子式:
乙醇的结构简式:CH
3
CH
2
OH
2016年1月29日科技日报报道科学家首次将从空气中捕获的二氧化碳用氢气将其转化为甲醇同时有水生成
下列毒物对聚合反应活性影响的强弱排序正确的是
水>氧气>一氧化碳>二氧化碳>乙炔>甲醇
水>一氧化碳>氧气>二氧化碳>乙炔>甲醇
氧气>一氧化碳>水>二氧化碳>乙炔>甲醇
水>乙炔>氧气>二氧化碳>一氧化碳>甲醇
最近科学家意外发现使用碳和铜的微小尖峰可将二氧化碳和水转变为乙醇下列有关化学用语表示错误的是
中子数为34,质子数为29的铜原子:
Cu
碳原子的结构示意图:
二氧化碳的电子式:
乙醇的结构简式:CH
3
CH
2
OH
2015年第21届联合国气候变化大会的核心议题是碳排放及全球气候变暖1自然界中二氧化碳的消耗主要有以
清华大学研究人员成功研制出一种纳米纤维催化剂可将二氧化碳转化成液体燃料甲醇其微观示意图如图G.1-9
丁的化学式为H
2
O,该反应为置换反应
参加反应的甲与乙的质量比为3∶1
甲是单质,乙、丙、丁均为氧化物
该反应体现了无机物可以转化为有机物
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