
自然2-2A
Quiz
•
English
•
8th Grade
•
Practice Problem
•
Medium
林琳林 林琳林
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30 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
對氧活性小的元素,下列敘述何者正確?
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
在化學反應式:Mg+CuO → Cu+MgO 中,下列何者為氧化劑?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(甲) 2Mg+CO2 → C+2MgO;(乙) C+2PbO → 2Pb+CO2;從以上兩個反應可推知,元素對氧的活性大小順序為何?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
在 CuO+H2 → Cu+H2O 反應式中,下列何者為還原劑?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
已知 Na、Mg、C、Cu 對氧的活性順序是:Na>Mg>C>Cu,下列四組物質,何者會發生氧化還原反應?
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
「金屬鈉在二氧化碳中可以燃燒,所以燃燒不一定只發生在空氣或純氧中。」關於此敘述的判斷及解釋,下列何者正確?〔97. 基測Ⅱ〕
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
硫酸銅水溶液加入下列何種物質,即可將銅離子還原成金屬銅?〔97. 基測Ⅰ〕
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