The given reaction is for the industrial preparation methanol from a mixture of carbon monoxide and hydrogen . In the reaction the gaseous mixture is subjected to 200 atmosphere and then passed over heated catalyst mixture of ZnO
百度试题 结果1 题目What is the reducing agent in the following reaction? Cl2+2NaBr =Br2+2NaCl ( ) A. Cl2 B. Br2 C. NaBr D. Cl- 相关知识点: 试题来源: 解析 C 反馈 收藏
What is a combination reaction? A. A reaction where a single compound breaks down. B. A reaction where two or more substances combine. C. A reaction where an element displaces another element. D. None of the above. 相关知识点:
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In this reaction: H l(CH3)2CHCHN: CH3I l l CH3 HThis is the lewis base and This is the acid and the electrophilethe nucleophileTherefore in the first part of the reaction I would find: H(CH3)2CHCHN+I-CH3 l H CH3However then I am stuck.. would there be a leaving group (ie. ...
Question: What is the product of the following reaction?(A(I(D) What is the product of the following reaction? (A (I (D) There are 2 steps to solve this one.
题目What is the main character's reaction to a particular event? A. Surprise. B. Anger. C. Happiness. D. Indifference. 相关知识点: 试题来源: 解析 A。在小说中,特定事件往往会引起主人公的惊讶反应,而不是愤怒、快乐或冷漠。反馈 收藏
A. The color of the compounds. B. The amount of the compounds. C. The reactivity of elements. D. The temperature. 相关知识点: 试题来源: 解析 C。中文解析:在置换反应中,元素的活泼性决定了反应是否发生。更活泼的元素能够置换出不那么活泼的元素。选项 A 化合物的颜色、选项 B 化合物的量以及选...
Question: What is the major product of the following reaction?A abCDd What is the major product of the following reaction? A a b C D d There are 2 steps to solve this one.
In a chemical reaction, if the pressure is increased, what will happen to the reaction rate? A. Decrease B. Remain unchanged C. Increase D. Depend on the reaction 相关知识点: 试题来源: 解析 C。解析:对于有气体参与的反应,增加压力通常会增加反应速率,因为压力增加会使气体分子间距离减小,碰撞...