13章小測
Authored by Yiu ycp
Science
9th Grade
Used 1+ times
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21 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
石墨能夠導電，所以它是一種金屬。
是
非
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在現代的週期表中，元素按原子序遞增的次序排列。
是
非
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
乾冰是氧和碳這兩種元素的混合物。
是
非
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如果錳原子失去兩個電子，所形成的錳離子的整體電荷是 –2。
是
非
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
大部分金屬能夠以物理方法從石頭中提取出來。
是
非
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鋁是地殼中藴藏量最豐富的金屬。
是
非
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鐵能夠從氧化鐵中提取出來。
是
非
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