原子和元素-TOOT SCIENCE

Quiz
•
Science, Chemistry
•
6th - 8th Grade
•
Medium
Jocelyn Zhang
Used 9+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
哪一个不是构成原子的更小微粒?
质子
中子
电子
光子
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
哪一个微粒带负电荷?
质子
中子
电子
原子核
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
原子的质量主要由哪些微粒构成?
质子和中子
质子和电子
电子和中子
电子云
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
原子的种类由什么决定?
原子质量
质子数
中子数
电荷
5.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
以下哪两个是同位素?
C-12
C-14
N-14
Na-11
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
以下哪一个是氧元素的符号?
Ox
O
oxygen
O2
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
元素周期表中,哪种类型的元素最多?
金属
非金属
气体
液体
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