
實驗室安全與器材使用
Quiz
•
Science
•
7th - 9th Grade
•
Practice Problem
•
Easy
Iceman Li
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
從瓶中取粉末狀化學藥品需利用何種器材?
坩堝鉗
量筒
刮勺
試管夾
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將燒杯置於三腳架上加熱,必須墊著陶瓷纖維網,其主要目的為何?
操作方便
使熱量均勻分散
使熱量集中加強
使加熱快速
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(甲)酒精燈不使用時,應立即以嘴吹熄;
(乙)加熱時,試管口應朝向自己,以方便觀察
(丙)稀釋硫酸時應將水沿著玻棒緩慢滴入濃硫酸中
(丁)想要辨認藥品氣味時,應該以手搧聞。
上述各項實驗操作,哪些是正確的?
甲乙丁
乙丙丁
丙丁
乙丁
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(甲)用溫度計攪拌溶液,使其均勻混合
(乙)在量筒內混合藥品
(丙)用蒸發皿量取定量液體的體積
(丁)裝溶液的量筒直接在酒精燈上加熱
(戊)傾倒液體藥品時,使用玻璃棒使藥品沿玻璃棒流入容器中
上述實驗操作,正確者共有幾項?
1項
2項
3項
4項
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一物品可直接放在酒精燈上加熱?
燒杯
洗滌瓶
試管
錐形瓶
量筒
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
利用下列實驗器材量取水溶液的體積時,何者所量取的體積最精準?
燒杯
量筒
洗滌瓶
廣口瓶
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
要從附圖的甲、乙兩罐藥瓶中取出適量藥品進行實驗,根據藥品名稱判斷,最適合取用此兩種藥品的器材分別為下列何者?
A
B
C
D
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