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单元8:酸与碱(总复习)

Authored by CPing loh

Science

3rd Grade

Used 106+ times

单元8:酸与碱(总复习)
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

肥皂水是什么性质?

酸性

碱性

中性

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

醋是什么性质?

酸性

中性

碱性

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

什么液体将会把蓝色石蕊试纸变成红色?(蓝红酸)

咖啡

食油

牛奶

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

这是什么性质?

碱性

中性

酸性

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

P摸起来滑滑的

P把红色石蕊试纸变蓝色


P是什么?

盐水

牙膏

糖水

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

柠檬和什么物体有相同的性质?

小苏打溶液

番茄

洗碗液

食油

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

以下哪项是不正确的?

食油是中性的。

食油不会改变石蕊试纸的颜色。

食油的性质与酸奶相同。

食油摸起来滑溜溜的。

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