
初三随便测

Quiz
•
Science
•
8th - 9th Grade
•
Hard
LIM KANG林惟康
Used 3+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
请问你们的科学老师的名字是
林违抗
林惟康
林伟康
林唯康
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪一种现象不是化学变化(多选题)
铁放久了会生锈
摩擦火柴头上的磷燃烧
碎纸机将纸张撕碎
水变成水蒸气
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
若某一种变化有气体的产生一定是化学变化?
对
错
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
酸在水中被电离时一定会产生的正离子是?
氢离子
氧离子
碳酸氢离子
氢氧根离子
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪个会使石蕊试液变红?(多选题)
盐酸
石灰水
硫酸
肥皂水
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
酚酞遇到酸性物体时会是什么颜色?
白色
红色
透明
蓝色
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有新物质的产生就一定是化学变化
对
错
不一定
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