國中自然2下2-1_
Quiz
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Fun
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7th - 9th Grade
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Practice Problem
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Medium
Tang Da
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
燃燒是物質和空氣中的氧氣劇烈反應,則下列何者為氧氣的化學式?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
有關銅的敘述,下列何者錯誤?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
觀察下列何種性質可以判斷金屬對氧的活性大小?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列有關氧化反應的敘述,何者正確?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列何種金屬較不易與氧起反應,其製成的飾品或器物能長期保存而不變質?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列何者不是氧化反應?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
金被打造成各種飾物,長期暴露在空氣中也不會鏽蝕,其理由為何?
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