
水溶液的奇妙世界
Authored by 賴 擁憲
Science
5th Grade

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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
溶解的過程中,哪一個因素不會影響溶解速度?
攪拌
溫度
溶質的顆粒大小
溶液的顏色
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種物質在水中溶解後會形成酸性溶液?
食鹽
白醋
小蘇打
砂糖
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如果一杯水中加入了過多的鹽,導致鹽無法再溶解,這種溶液稱為什麼?
不飽和溶液
飽和溶液
濃縮溶液
稀釋溶液
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種溶液在日常生活中常用來消毒清潔?
醋酸溶液
砂糖溶液
鹽水溶液
酒精溶液
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
酸性水溶液的pH值通常是指?
大於7
等於7
小於7
等於0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種物質在水中溶解後會形成鹼性溶液?
白醋
澄清石灰水
食鹽
砂糖
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在水中加入哪一種物質最容易提高水的導電性?
砂糖
食鹽
油
酒精
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