中三化學上學期考試温習
Authored by 石 君儀
Chemistry
9th Grade
Used 38+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
原子序11的元素所屬哪一族？
鹼金屬
鹼土金屬
鹵素
貴氣體
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
寫出氧的電子排佈。
(a)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我們用甚麼方把空氣中的氮分離出來？
液態空氣分餾法
分餾
液態空氣蒸餾法
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪隻氣體沸點最高
氧
氮
氬
二氧化碳
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
甚麼氣體令燃燒中的木條產“卜”一聲？
(a)
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
甚麼不能以化學方法分解成更簡單的物質？
(a)
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
以下哪些物質是化合物？
水
氫
二氧化碳
氨
氮
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