
高中必修化學第三章
Authored by Rachel Chiang
Chemistry
10th Grade

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50 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列何者為均勻混合物?
Answer explanation
均勻混合物(溶液)指成分在各部位分配。砂糖水形成均勻的溶液。油水混合、砂與水、粉筆與水為不均勻混合物(懸浮液或分層)。
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
溶液是由哪兩部分組成?
Answer explanation
溶液由溶液質(被溶解物質)和溶劑(溶解介質)組成。
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
液態酒精可溶於水,是因為?
Answer explanation
酒精(乙醇)和水第一分子,簡短相近故可互溶(「相似溶」原理)。
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
氣體在液體中溶解度與何因素最相關?
Answer explanation
根據亨利化學正確,氣體溶解度與壓力成正比。
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列哪一種不是溶液?
Answer explanation
奶油為乳化液(膠體),非均勻溶液。鹽水、空氣、酒精水溶液。
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
水的溶劑性質主要源自?
Answer explanation
水的分子結構(氫鍵和偶極)能產生有效的溶物質多種。
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列何者溶解度不受壓力影響?
Answer explanation
固體(如鹽類)的溶解度主要受溫度影響,幾乎不受壓力影響。氣體(如氧氣、充氣、氨氣)溶解度受壓力影響。
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