(1)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/9d82d158ccbf6c816113df59bf3eb13533fa405f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
属于烃,线的交点与端点处代表碳原子,并用氢原子数补足四价,结构简式为CH
3CH(CH
3)CH
2CH
2CH
3,
故答案为:CH
3CH(CH
3)CH
2CH
2CH
3;
(2)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/6d81800a19d8bc3e552cf57b818ba61ea8d3455f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
属于烯烃,线的交点与端点处代表碳原子,并用氢原子数补足四价,结构简式为CH
2=C(CH
3)CH
2CH
3,
故答案为:CH
2=C(CH
3)CH
2CH
3;
(3)2,2-二甲基-3-乙基戊烷的结构简式为:CH
3C(CH
3)(CH
3)CH(C
2H
5)CH
2CH
3,
故答案为:CH
3C(CH
3)(CH
3)CH(C
2H
5)CH
2CH
3;
(4)2,2,3-三甲基丁烷的结构简式为:CH
3C(CH
3)
2CH(CH
3)CH
3,
故答案为:CH
3C(CH
3)
2CH(CH
3)CH
3.