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溶解度與液晶

Authored by 許榮成 許榮成

Chemistry

11th Grade

Used 12+ times

溶解度與液晶
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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

物體的沸點會受到下面哪個因素的影響?

原子大小

分子內作用力

分子間作用力

分子結構對稱性

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

能夠形成液晶態的分子通常都是什麼形狀?

長條形

圓形

異形

球形

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

當溫度壓力超過一定數值後,物質會形成下面哪種狀態?

超臨界氣體

超臨界液體

超臨界固體

超臨界流體

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

下面哪個組合可以形成沉澱?

Na++CO32-

Ag++CH3COO-

Cu2++Cl-

Ca2++OH-

5.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

沉澱顏色通常會受到離子顏色影響,請問AgCl的沉澱是何種顏色?

(a)  

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

難溶鹽類的溶解度會低於下面哪個濃度

10-1M

10-2M

10-3M

10-4M

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在含有Ba2+、Cu+、Hg2+、Sr2+的溶液中,加入下面哪個陰離子可以分離出單獨一種沉澱物?

SO42-

Cl-

NO3-

CO32-

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