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化学学会
Quiz
•
Chemistry
•
3rd Grade
•
Easy
W41 陈芊彤 Tan Qian Tong
Used 2+ times
FREE Resource
16 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 4 pts
下列哪些是由元素组成的？
空气
水
地壳
生物
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
空气含量最高的是…？
氮元素
氧元素
二氧化碳
我不知道
3.
MULTIPLE SELECT QUESTION
30 sec • 2 pts
O可以代表什么意思？
氧元素
一个氧原子
没有意思
我不知道
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2Fe代表什么意思？
两个铁原子
铁元素
两个铁元素
我也不知道啊
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
元素是原子吗？
是
不是
不知道
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
电子带什么电？
负电
正电
不带电
什么是电子？
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
质子带什么电？
负电
正电
不带电
什么是质子？
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