
初一科学 第二章
Quiz
•
Science
•
KG
•
Medium
Tze Cheu
Used 564+ times
FREE Resource
18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列器材中,不宜用来进行加热的是( )。
烧杯
试管
蒸发皿
量筒
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
若在试管中加入2mL~3mL液体再加热,正确的操作顺序是( )。
1.点燃本生灯进行加热
2.在试管中加入2mL~3mL液体
3.用试管夹夹在试管中上部
4.将试管剂瓶的盖盖好,放在原处
1,2,3,4
3,2,4,1
2,4,3,1
4,3,2,1
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
若要量取80mL的水,最合适的器材是( )。
天平
10mL的量筒
20mL的量筒
100mL的量筒
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列器材中,既能充当反应容器,又能直接在本生灯上加热的是( )。
试管
烧杯
量筒
集气瓶
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列仪器中可用来直接加热的是( )。
试管
烧杯
量筒
锥形瓶
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
实验时不适合直接在以下那种容器内进行化学反应( )。
试管
量筒
集气瓶
锥形瓶
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
关于胶头滴管的使用,以下说法错误的是( )。
滴管伸入试管内部滴加液体
保持胶头滴管朝上,防止液体倒流
某些滴管与瓶配套使用,使用过后则不需要用水清洗
用过后应立即清洗再去吸取其他药品,防止试剂相互污染
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