天气预报 > 财经 > fe什么时候是2价什么时候是3价
fe什么时候是2价什么时候是3价
更新时间: 2021-04-04 18:40:13  

1、铁和弱氧化剂反应得到+2,和强氧化剂反应得到+3,+3铁有强氧化性,+2铁有弱还原性。

2、常见能把铁氧化成二价的有:碘、硫单质、Fe3+、Cu2+、H+等。

3、常见能把铁氧化成二价的有:电极电势大于 Fe3+/Fe 都可以,比如氟、氧、氯、溴单质、浓硫酸HNO3、 KMnO4等。

关键词: fe 什么 时候

fe什么时候是2价什么时候是3价相关经验

天气预报

最新推荐

页面:/news/view-2399552/ | 耗时:0.8807 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=2399552 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2399552 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2399552 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(3129144,3096855,1054237,554063,80102,2366879,1145494,1205701,1078015,679478,448179,3066539,1132830,1450901,2169612,1069424,2314762,734987,2606424,480864,775799,700901,849135,432722,3390844,3262560,2049158,3488686,1902725,3425960) ORDER BY field (ArticleID,3129144,3096855,1054237,554063,80102,2366879,1145494,1205701,1078015,679478,448179,3066539,1132830,1450901,2169612,1069424,2314762,734987,2606424,480864,775799,700901,849135,432722,3390844,3262560,2049158,3488686,1902725,3425960)