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1111-L3-加深加廣-太空站的電解水技術

Authored by Kyle Cheng

Science

6th - 8th Grade

Used 2+ times

1111-L3-加深加廣-太空站的電解水技術
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10 questions

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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?

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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