三氯生的化学名为2,4,4-三氯-2-羟基二苯醚，被广泛应用于肥皂、牙膏等日用化学品之中，有杀菌消毒等作用。则下列有关说法中不正确的是（）

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A：物质的分子式为C₁₂H₆Cl₃O₂

B：该物质与浓溴水可发生取代反应

C：该物质中所有原子不一定在同一平面上

D：该物质苯环上的一溴取代物有6种

上一题下一题 0.0难度选择题更新时间:2017-10-07 06:03:50

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A

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A: Morning! What can I do for you?
B: We’d like to make a trip for a weekend holiday, please.
A: There are many travel paths. ____ ?
B: We’d like to choose Jinggang Mountains.
A: It’s really worth visiting. ____ ?
B: We’re not sure. Which hotel do you think is comfortable?
A: The Holiday Home is very good. What’s more important, ____ .
B: We don’t want to live in an expensive hotel. That’s what we’ll do.
A: ____ ?
B: OK. I’ll ask my wife to fill in this form. By the way, is it all right if we pay by credit card?
A: ____ . Enjoy your weekend.
B: Thank you.

A. Will you please fill in this form?
B. Where would you like to visit?
C. Which path would you like to choose?
D. Which hotel do you want to live in?
E. it’s inexpensive.
F. Sure.

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