
中三化學_單元13.3 Quiz
Authored by Kam Lai
Chemistry, Science
12th Grade
Used 9+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
在物理變化的過程中,沒有新物質產生。
T
F
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
我們可利用物理方法把混合物的成分物質分離。
T
F
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
海水是一種混合物。
T
F
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
我們可利用物理方法把元素分離。
T
F
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
以下哪項(些)有關混合物的敍述是正確的?
(1) 青銅是混合物的例子。
(2) 混合物與其成分物質的性質不同。
(3) 混合物的形成涉及化學變化。
A. 只有(1)
B. 只有(2)
C. 只有(1)和(3)
D. 只有(2)和(3)
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
以下哪個過程涉及化學變化 ?
(1) 光合作用
(2) 過濾
(3) 電解
(4) 蒸餾
A. 只有(1)和(3)
B. 只有(2)和(3)
C. 只有(2)和(4)
D. 以上皆是
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
把鐵粉和硫粉混合,並以本生焰把混合物強烈加熱,會生成硫化鐵(II)。
以下哪些有關硫化鐵(II)的敍述是正確的?
(1) 它是黑色的。 (2) 它是化合物。 (3) 它可被磁鐵吸引。
A. 只有(1)和(2)
B. 只有(1)和(3)
C. 只有(2)和(3)
D. (1)、(2)和(3)
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