1mol乙烯(C2H4)与氯气完全加成后再与氯气取代,整个过程最多需氯气

1mol乙烯(C2H4)与氯气完全加成后再与氯气取代,整个过程最多需氯气(    

    A7mol      B6mol     C5mol       D4mol

答案

C

相关题目

 ---Where to, Madam? ---________at the Baiyun Hotel, No 11 Sanlitun Road, Chao
 ---Where to, Madam? ---________at the Baiyun Hotel, No 11 Sanlitun Road, Chaoyang District, please.       A. Pick me up          B. Call me up           C. See me off   
如图,直径为10的⊙A经过点C(0,5)和点O (0,0),B是y轴右侧⊙A优
如图,直径为10的⊙A经过点C(0,5)和点O (0,0),B是y轴右侧⊙A优弧上一点,则c o s ∠OBC 的值为(   ) A.          B.        C.         D.
调节人体生理活动的最高级中枢是(   ) A.大脑皮层   
调节人体生理活动的最高级中枢是(   ) A.大脑皮层            B.小脑                    C.脑干                    D.脊
_____most students, she was always well prepared and never came to class late.
_____most students, she was always well prepared and never came to class late. A. Like                        B. As                          C. For   
(1)今年全球流行甲型HINI 流感,患上这一流感后第一症状就
(1)今年全球流行甲型HINI 流感,患上这一流感后第一症状就是发热,因此要用体温计测量体温。如图所示,是体温计和实验室常用温度计,请简要说出
The traditional tent cities at festivals such as Glastonbury may never be the sa
The traditional tent cities at festivals such as Glastonbury may never be the same again. In a victory of green business that is certain to appeal to environmentally-aware music-lovers, a design stude
读“东南亚政区及相关气候资料图”,完成下列各题。 (1
读“东南亚政区及相关气候资料图”,完成下列各题。 (1)填出下列地理事物的图中数字代号。      东南亚唯一的内陆国是           ;世界
下列图片中反映隋唐时期成就的是(   )             A
下列图片中反映隋唐时期成就的是(   )             A.司母戊鼎           B.地动仪              C.赵州桥           D.指南

最新题目