水的性质

水的性质

Assessment

Flashcard

Chemistry

8th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

水的三种状态是什么?

Back

固态、液态、气态

2.

FLASHCARD QUESTION

Front

水的化学式是什么?

Back

H₂O

3.

FLASHCARD QUESTION

Front

水在4℃时的密度特性是什么?

Back

在101kPa时,水在4℃时密度最大。

4.

FLASHCARD QUESTION

Front

水的物理变化与化学变化的区别是什么?

Back

物理变化不改变物质的化学性质,而化学变化则会改变物质的化学性质。

5.

FLASHCARD QUESTION

Front

水的沸点是多少摄氏度?

Back

100℃(在标准大气压下)

6.

FLASHCARD QUESTION

Front

水的冰点是多少摄氏度?

Back

0℃(在标准大气压下)

7.

FLASHCARD QUESTION

Front

水的分子结构是由什么组成的?

Back

水分子由两个氢原子和一个氧原子组成。

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