燒杯

常見的實驗器材

Flashcard
•
Chemistry
•
9th Grade
•
Hard
chungtsenchen01 chungtsenchen01
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20 questions
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1.
FLASHCARD QUESTION
Front
Back
1. 加熱液體時,燒杯應放在三腳架及陶瓷纖維網上間接加熱,以免因受熱不均勻而破裂。2. 傾倒液體時,應從燒杯尖唇處緩緩倒出,並使液體沿玻璃棒流下。
2.
FLASHCARD QUESTION
Front
廣口瓶
Back
1. 以其開口的口徑大而得名,一般可作為集氣瓶使用。2. 收集到的氣體要做後續的實驗觀察時,往往要將物件移進瓶內操作,而較大的瓶口有助於實驗的操作,故常用來收集氣體。
3.
FLASHCARD QUESTION
Front
錐形瓶
Back
1. 為盛放物體作為反應或加熱時的容器,可直接搖晃內容物,使之充分混合。
4.
FLASHCARD QUESTION
Front
吸濾瓶
Back
1. 外形極似錐形瓶,只是瓶口處多一個側管。2. 原用途是連接抽氣裝置並盛接濾液,亦可連接導管,收集反應產生的氣體。
5.
FLASHCARD QUESTION
Front
試管
Back
1. 試管為細長管狀的玻璃製器皿,可盛放物體使其反應或加熱。2. 試管加熱時管壁會發燙,不能直接以手握住,應以試管夾夾住試管以便操作。
6.
FLASHCARD QUESTION
Front
試管夾
Back
1. 試管夾可夾持試管,有木製或金屬製。2. 使用時應夾住試管近管口處,以免試管夾本身溫度過高。
7.
FLASHCARD QUESTION
Front
蒸發皿
Back
1. 蒸發溶液用,應放在陶瓷纖維網上以酒精燈加熱。2. 倒出液體時,應從尖唇處緩緩倒出,並使液體沿玻璃棒流下,以免液體濺出。
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