
s2_chap9_9.1-9.2_chi_A
Authored by Steven Wong
Science
8th Grade
Used 7+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
紅葡萄皮的汁液在酸性和鹼性溶液中會呈現不同顏色,所以它可用作酸鹼指示劑。
T
F
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我們可以用石蕊試紙來量度溶液的pH值。
T
F
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
溶液的pH值愈小,表示它的酸度愈低。
T
F
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列哪些物質不會使藍色石蕊試紙變成紅色?
醋
玻璃清潔劑
蒸餾水
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪種物質的pH值最低?
綠茶
漂白水
橙汁
啤酒
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
使用酸性或鹼性溶液時,溶液的分量不應超過容器體積的 _____________。
1/2
1/3
1/4
1/5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
一些天然物質會在酸性和鹼性溶液中呈現不同顏色,我們稱這些物質為_________________________。
天然指示劑
中性指示劑
酸性指示劑
鹼性指示劑
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