
10.3 金屬的提取
Authored by TSZ WING LAW
Chemistry
9th - 12th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪些實驗會產生金屬?
(1) 把硫化汞(II) 加熱
(2) 把方鉛礦加熱
(3) 把氧化鋅與碳的混合物加熱
只有(1)和(2)
只有(1)和(3)
只有(2)和(3)
(1)、(2)和(3)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪種金屬可以透過強烈加熱它的氧化物來提取?
鈉
鎂
鋁
銀
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪種金屬氧化物可以透過強烈加熱來提取?
(1) 氧化銀
(2) 氧化鈣
(3) 氧化汞(II)
只有(1)
只有(2)
只有(1)和(3)
只有(2)和(3)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪種化合物受熱時會產生能重燃有餘燼的木條的氣體?
氧化銅(II)
氧化汞(II)
氧化鈣
氧化鐵(III)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
把碳酸銅(II) 置於空氣中並用本生焰加熱,
會生成白色固體。
會生成黑色固體。
會釋出氫氣。
會生成白色煙霧。
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列有關把氧化銀在空氣中加熱的陳述,哪項正確?
反應中會生成能重燃有餘燼的木條的氣體。
反應中會生成白色固體。
固態生成物迅速與空氣反應,再次生成氧化銀。
此反應沒有可觀察的變化。
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪些有關提取金屬的陳述正確?
(1) 銅可透過把氧化銅(II) 直接加熱來提取。
(2) 電解熔融的氧化鋁時,可在負極提取熔融的鋁。
(3) 鋅可透過把氧化鋅與碳一起加熱來提取。
只有(1)和(2)
只有(1)和(3)
只有(2)和(3)
(1)、(2)和(3)
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