问题
问答题 简答题
叙述气-固相催化反应机理步骤。
答案
参考答案:
1)、反应分子扩散到固体表面;
2)、分子吸附在表面;
3)、分子在表面上进行反应;
4)、产物从表面解吸;
5)产物扩散离开表面。
叙述气-固相催化反应机理步骤。
参考答案:
1)、反应分子扩散到固体表面;
2)、分子吸附在表面;
3)、分子在表面上进行反应;
4)、产物从表面解吸;
5)产物扩散离开表面。
Read and write. 根据下面对话,选择单词,将其正确形式填在横线上。 | |
Ted: It's . Mr Li: What's the weather like in Beijing? Ted: It's . Mr Li: What's the weather like in Shanghai? Ted: It's . Mr Li: What's the weather like in Yinchuan? Ted: It's . Mr Li: What's the weather like in Kunming? Ted: It's . |