水溶液

水溶液

Assessment

Quiz

Chemistry

5th Grade

Practice Problem

Medium

Created by

吉林周姵伶 吉林周姵伶

Used 2+ times

FREE Resource

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40 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

物質溶入水中後就不會散發氣味,因此不同的水溶液氣味都會相同。

O
X

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

為了減少實驗的誤差,科學家在實驗室常用純水來配製水溶液。

O
X

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

用鼻子辨別水溶液的氣味時,可以用鼻子直接靠近水溶液聞氣味。

O
X

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

可以讓紅色石蕊試紙變藍色的水溶液是鹼性水溶液。

O
X

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

分別用紅色石蕊試紙與紫色高麗菜汁檢測酸性溶液,兩者都會呈現偏藍色。

O
X

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

無論在鹼性水溶液中加入任何溶液,水溶液的酸鹼性質都不會改變。

O
X

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

小狄想檢測洗髮精的酸鹼性,可以先稀釋溶液,這樣比較容易觀察到顏色變化。

O
X

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