
第10.2至10.3章 金屬的存在和提取
Quiz
•
Chemistry
•
1st - 2nd Grade
•
Practice Problem
•
Hard
King LAW
Used 2+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
赤鐵礦的主要成分是甚麼?
氧化鐵(II)
氧化鐵(III)
鐵
硫化鐵(II)
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列哪種金屬以自由態的形式在自然界中存在?
銅
鋅
金
鐵
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列哪個組合正確?
鋁土礦中,可提取銀
赤鐵礦中,可提取鐵
方鉛礦中,可提取金
方解石中,可提取銅
4.
MULTIPLE CHOICE QUESTION
20 sec • 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)
5.
MULTIPLE CHOICE QUESTION
20 sec • 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
6.
MULTIPLE CHOICE QUESTION
30 sec • 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)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪種或哪些金屬可透過碳還原法從它們的礦石中提取出來?
(1) 鋅
(2) 鎂
(3) 銅
只有(1)
只有(2)
只有(1)和(3)
只有(2)和(3)
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪個過程可生成鈉?
把鈉礦石在空氣中強烈加熱
把鈉礦石與碳一起加熱
電解鹽水
電解熔融的鈉礦石
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