
IS Ch13.4 金屬
Quiz
•
Science
•
12th Grade
•
Practice Problem
•
Medium
Sin Yi Tsang
Used 3+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列那種金屬在地球上的藴藏量最豐富?
鐵
鎂
銅
鋁
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鋁是地殼中蘊藏量最豐富的金屬,所以人類很早便開始使用鋁。
正確
不正確
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
歷史上人類在較後的時期才懂得用鋁,因為
鋁在自然界中以化合物的方式存在
地殼中鋁的蘊藏量很少
從金屬礦石中提取鋁十分困難
鋁的價格低廉
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鐵受到廣泛使用,原因是人類很容易在自然界中取得,不用刻意提取。
正確
不正確
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
大部份金屬都以化合物的形式存在於自然界中。
正確
不正確
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列那些金屬常以元素的形式存在於自然界中?
(1) 銅
(2) 金
(3) 鉑
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
淘金是一種化學方法,把金從金礦石中提出來。
正確
不正確
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