
氧气和二氧化碳

Quiz
•
Science
•
7th - 9th Grade
•
Hard
James Wee
Used 58+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列前者为物理性质,后者为化学性质的是 ( )
汽油易挥发,碘能溶于酒精
铜绿受热易分解,氧气具有氧化性
金属铁能导电,钢铁易生锈
酒精能燃烧,金刚石很硬
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列说法错误的是( )
二氧化碳没有颜色
二氧化碳不能燃烧
二氧化碳难溶于水
二氧化碳不能支持燃烧
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
实验室制取二氧化碳常用的方法是( )
木炭在氧气中燃烧
煅烧石灰石
大理石跟稀盐酸反应
石灰石跟稀盐酸反应
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
工业生产氧气指的是那种方法?( )
压缩
分解过氧化氢
氯酸钾法
高锰酸钾加热法
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
制备氧气时,收集产物(氧气)用的是什么性质?
氧气不溶于水
氧气的可燃性
氧气的密度
氧气的毒性
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下是制备二氧化碳的工业方法,除了( )
燃烧碳氢化合物
加热石灰石
产酒精时的副产品
氯酸钾加热法
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
实验室制O2、CO2都必须用到的仪器是( )
酒精灯
锥形瓶
铁架台
导气管
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