某烃的结构简式为，下列有关其结构的说法正确的是（）_刷题宝

题干

某烃的结构简式为

，下列有关其结构的说法正确的是（）

A：所有碳原子可能在同一平面上

B：最多有11个碳原子在同一平面上

C：最多有5个碳原子在同一直线上

D：最多有7个碳原子在同一直线上

上一题下一题 0.0难度选择题更新时间:2018-01-10 03:48:05

答案(点此获取答案解析）

A

同类题1

根据短文，选择正确答案。

This is a picture of a family. The grandmother's name is Harry Smith. The grandfather's name is Jean Smith. They are very old. They are Americans.

The father'sname is Lake Smith. He is 44. The mother's name is Kate Smith. She is 40. They have a son of ten and a daughter of fifteen.

The son's name is John Smith and the daughter's name is Mary Smith. They are students of No.12 Middle School. Kate is a teacher of the same school. Lake is a policeman. It's a very good family.

同类题2

用下列适当的化学用语填空：溶解、乳化、过滤、煮沸、结晶、吸附．

同类题3

—Can I pay the bill by check?

—Sorry, sir．But it is the management rules of our hotel that payment _____be made in cash．

同类题4

一个空瓶的质量是0.25kg，装满水时总质量为1.05kg，装满油时总质量为0.89kg．这种油的密度是多少？（ρ_水=1.0×10³kg/m³）

同类题5

比例尺“一万分之一”的表达方式属于（　　）

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