
8下2-1氧化反應
Authored by 王嘉銘 老師
Chemistry
8th Grade

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
物質與氧結合的反應,稱為什麼?
氧氣反應
氧式反應
氧化反應
氧不足反應
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鈉非常容易在空氣中燃燒,火焰呈現什麼顏色?
黃色
綠色
紫色
藍色
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
金屬氧化物可以溶解於水中,其水溶液通常呈什麼性?
酸性
中性
鹼性
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
硫在空氣中燃燒會產生什麼顏色的火焰?
粉紅色
藍紫色
紅色
黃色
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
非金屬氧化物可以溶解於水中,其水溶液通常呈什麼性?
酸性
中性
鹼性
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
金與鉑金屬在空氣中不易鏽蝕,但鐵卻很容易,這是因什麼特性很大造成的?
體積
密度
質量
活性
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個金屬燃燒時,會產生耀眼的白色光芒?
銅
鋅
鎂
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