
酸与碱
Authored by TANG Moe
Education
3rd Grade
Used 13+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪种物质的化学性质与上述物质相同?
白粥
酸奶
盐水
洗发水
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
碱性物质的味道一般是怎样?
带有酸味
带有苦味
带有咸味
带有甜味
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪些物质会使蓝色石蕊试纸变成红色?
P牙膏
Q 橙汁
R 酸柑汁
S 蒸馏水
P 和 Q
P 和 S
Q 和 R
R 和 S
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
酸性物质的味道一般是怎样的?
带有酸味
带有苦味
带有咸味
带有甜味
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪种物质能使红色石蕊试纸变成蓝色?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
使用石蕊试纸来测试汽水的化学性质时,哪项方法是正确的?
将整张石蕊试纸泡在汽水里
将汽水直接倒在石蕊试纸上
用布沾取汽水,再涂在石蕊试纸上
用玻璃棒沾取汽水,再涂在石蕊试纸上
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小米将柠檬汁挤入矿泉水里。
杯里的矿泉水的化学性质会产生什么变化?
由酸性变成中性
由碱性变成酸性
由中性变成酸性
由中性变成碱性
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