!CHE:Liquids and Solids Flashcards

0
Q

分子晶体之间有哪三种力? 力的大小分别是什么? 力的大小与boiling points有什么关系?

A

Liquids and Solids

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1
Q

让gas变为liquid主要是改变什么? 它们的举措有哪些? 他们分别改变了什么?

A

Liquids and Solids

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2
Q

london forces of attractions存在于什么分子? 是什么分子的主要力? 这种force的大小怎么样? polarizability是什么? polarizability由什么来决定? polarizability越大,结果是什么? 什么分子polarisability大? polarisability与electronegativity什么关系?

A

Liquids and Solids

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3
Q

解释noble gas的分子间作用力? 解释为什么noble gas是气体? 解释与noble gas相似结构的卤素为什么会有液体和固体?

A

Liquids and Solids

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4
Q

分别画出hydrogen fluride annimonia与water的hydrogen bond? 这三种物质中谁的boiling point高?

A

Liquids and Solids

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5
Q

physical property of liquids有哪些?

A

Liquids and Solids

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6
Q

surface tension是谁的性质? surface tension 是什么造成的? 这种property造成了什么?有什么作用? 什么叫cohesive forces? 什么叫adhesive forces? liquid在怎样的情况下form beads? 在怎样的情况下spread?

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Liquids and Solids

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7
Q

什么叫viscosity? 它是谁的性质? 不同液体的viscosity如何比较? 相同液体的viscosity如何比较?

A

Liquids and Solids

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8
Q

evaporation如何产生? 画出numer of molecules-kinetic energy的diagrame? 什么叫escape energy? Average kinetic energy与什么有关? 放在不同器皿的同一liquid如何比较evaporation rate? 不同分子间如何比较evaporation rate? 同一分子间如何比较evaporation rate?

A

Liquids and Solids

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9
Q

什么叫vapor pressure? 它是谁的性质? 达到dynamic equilibrium必须由哪两个参数相等? 这两个参数由谁决定?最初谁大谁小? 它们两个分别由谁来决定的? 不同分子间如何比较vapor pressure? 同种分子之间是如何比较vapor pressure的?

A

Liquids and Solids

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10
Q

liquid什么时候达到boiling point? 什么叫normal boiling point?

A

Liquids and Solids

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11
Q

什么叫heat of vaporation? 它与谁有关? 不同分子间如何比较heat of vaporation?

A

Liquids and Solids

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12
Q

解释viscosity与temperature 的关系? 解释the rate of evaporation与temperature的关系? 解释the rate of evaporation与intermolecular forces的关系? 解释the heat of vaporization 与intermolecular forces的关系?

A

Liquids and Solids

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13
Q

元素中哪些是liquid?哪些是gas? 有几种crystal types?

A

Liquids and Solids

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14
Q

在metallic crystal中谁来bond atoms? 如何比较melting points? melting破坏了什么? 什么叫lattice energy? conductivity和heat是由什么引起的? malleable character是什么?

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Liquids and Solids

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15
Q

化学中最强的attractive force是什么?

A

Liquids and Solids

16
Q

molecular crystal由什么吸引力来bond? ionic compond 呢? mettalic crystal呢? network crystal呢?

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Liquids and Solids

17
Q

network crystal是什么键相连? 它们的化学式代表了什么?

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Liquids and Solids

18
Q

解释以下物质由哪些元素组成,每个原子连接的其他原子有几个,是什么构型?(diamond,SiO2,SiC,graphite)

A

Liquids and Solids

19
Q

SiC的工业用处是什么?它的硬度于哪个物质相似? graphite的表面有什么特点?由什么造成?它的导电性又是什么造成的?

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Liquids and Solids

20
Q

什么叫amorphous substance? 它由什么特点?

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Liquids and Solids

21
Q

画出heating diagram? 在图像中什么量必须remain constant? 解释以下术语: heat campacity,specific heat,molar heat of fusion,molar heat of vaporation,superheating,supercooling

A

Liquids and Solids

22
Q

画出phase diagram? 线条代表了什么? triple point代表了什么? liquid-solid line,gas-solid line与liquid-gas line有什么特点?它的斜率偏向代表了什么? 什么叫critical point?above the critical 的物质代表了什么? 什么叫sublimation?

A

Liquids and Solids