1111-L3-加深加廣-太空站的電解水技術
Quiz
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Medium
Kyle Cheng
Used 2+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在太空中,氧氣和水是珍貴的資源。請問科學家是根據什麼方法,能將水分離變成氧原子和氫原子,再經過處理變成可以呼吸的氧氣呢?
光合作用
呼吸作用
電解法
過濾法
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
請問下列何者為水的化學式?
CO2
CaO
SO2
H2O
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
請問將水H2O電解之後,會得到哪兩種氣體?(複選題)
氫氣H2
氧氣O2
氮氣N2
氦氣He
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
廚房常見的鹽巴其化學名稱為何?
氯化鎂
氯化鉀
氯化氫
氯化鈉
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
科學家發現,若將鹽巴溶到水裡就會解離出哪兩樣物質?
鈉離子(Na+)和氯離子(Cl-)
氫離子(H+)和氧離子(O2-)
鉀離子(K+)和氯離子(Cl-)
氫離子(H+)和鈉離子(Na+)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
麗莎想要做電解水實驗,下列何者不是她要準備的器材?
水
電池
水管
燒杯
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我們在電解實驗中發現,水中連接正極的線與負極的線在電解時會有泡泡產生。請問分別為何種氣體呢?
正極為氧氣;負極為氫氧
正極為氫氣;負極為氧氧
正極為氬氣;負極為氫氧
正極為氧氣;負極為氬氧
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