A . 正确
B . 错误
[单选题]偶氮二异丁腈在高于()℃时发生分解。A .30B .35C .50D .55
[单选题]偶氮二异丁腈不溶于()。A .水B .乙醇C .乙醚D .丙酮
[判断题] 偶氮二异丁腈应在25℃以下保存。A . 正确B . 错误
[问答题] 偶氮二异丁腈泄漏如何处理?
[判断题] 偶氮二异丁腈为白色柱状结晶或白色粉末状结晶,易燃,熔点105℃(分解)。A . 正确B . 错误
CH3 一-CH b. CH3CHCH 2CHCHCH3-|||-CH2 -CH-CH-CH3 CH3 CH3-|||-CH3 CH3-|||-CH3 CH3
H、 H-|||-CH3 C=C-|||-42.按系统命名法,二烯烃 C=C-|||-CH3 的名称为 ()-|||-H C(CH3)3-|||-
[题目]-|||-(4) (H)_(3)-CH-C-C(H)_(3) __ ,__ -|||-CH3 CH3
(66)解释下列事实:-|||-Br Br-|||-CH3CH=C-C H3→CH3 HBr a CH2C- - CH3 + CH3CH- -CHCH3-|||
[题目]进行一氯取代反应后,只能生成三种沸点-|||-不同的有机产物的烷烃是 ()-|||-A.(CH3)2C HCH2 CH2CH3-|||-B.(CH3)2