ǰλãҳ > 2020年高考化学二轮复?专题十五 物质结构与性质(选? - 百度文库
9.BCl3XYnͨBԭXԭӼλγṩµӶԵԭ________________ X
BCl3BԭµӶԣпչṩµӶԵԭX 10.̼йػѧʾҪͽйʵ
ѧ / (kJmol1CC 356 CH 413 CO 336 SiSi 226 SiH 318 SiO 452 )
(1)̼ͬ壬Ҳϵ⻯϶Զ࣬ԭ ________________________________________________________________________ (2)SiH4ȶСCH4ԭ
________________________________________________________________________ (1)CCCHǿγɵȶSiSiSiHļܽϵͣѣ³
(2)CHļܴCOCHCOȶSiHļȴԶСSiOSiHȶγȶԸǿSiO
11.(1)BF3һˮγ(H2O)2BF3QQһ¿תΪR
Qи漰________() a.Ӽ b.ۼ c.λ d. e. f.» (2)֪(
)ԣKa1.110
10
ˮһγɵ
γɷݴжϣͬ¶µƽⳣKa2(ˮ
)________Ka(
)(
>
<)
ԭ
___________________________________ (1)ad
(2)< γɷʹѵH
1.ӼӾ
(1)ѧԭ֮ǿҵáѧӼۼͽ (2)ӼͨγɵĻѧ
ӼǿжϣӰ뾶ԽСԽ࣬ӼԽǿӾۡеԽߡ
ӼǿþܵĴСָ1 molӾʹ֮γ̬ӺյԽӾۡеԽߣӲԽ (3)Ӿ壺ͨӼγɵľ塣 ٵ͵Ӿṹ
NaCl; CsCl; ÿNaΧ6ClΧͬÿClҲ6NaΧ
ھļ㷽̯
λ
2.ۼԭӾ
(1)ԭӾ壺ԭӼͨۼϳɵľԭӼԹۼ϶γɿռ״ṹľ塣
(2)͵ԭӾнʯ(C)(Si)(SiO2) (3)ԭӾṹ
ʯ 1/8 1/4 1/2 1 ÿӱ8ӰΧţͬʱÿҲ8Χ ṹʾͼ ʾͼ 辧ǿռ״ռ״ṹС̼ص 6̼ԭӣÿ̼ԭ빹СĻ6ԭӺ6ԭӣÿԭ4Χ4̼ԭγĸۼ1 ԭӳɼÿԭ2molʯк2 mol̼̼ ԭӳɼ1 mol SiO2к4 mol
(4)ۼǿԭӾۡеСжϣԭӰ뾶ԽСγɹۼļԽ̣ۼļԽ侧ۡеԽߡ۵㣺ʯ>̼>衣 3.ӼӾ
(1)ӼѷӾۼһӼһ־ãȻѧö࣬»»һûбԺͷԣбԺͷԡ
(2)ٷӾ壺ӼԷӼ(»)ϵľ壬͵ķӾбɱ侧ṹģͼصΪ
ɱ ģ ɱһÿˮΧֻ4ڵˮӣṹÿ8CO2ӹĵÿˮ嶥壬нṹص Ƿ4ˮһָռ1CO2ӡʹеˮӵĿռÿCO2Χ÷ֲߣ൱Ŀ϶ոڻҾȵCO212(ͬ4ϲ4²4) ΪҺ̬ˮʱ˶ʹĽṹֽ壬ˮӵĿ϶Сܶȷ4 ʱ˶Ӿ磬ӼӴܶС ڷӼǿͷӾۡеСжϣɺͽṹƵʣԷԽӼԽ˷ӼʹۻҪۡеԽߡʱӾۡеظߡ
(3)NH3H2OHFڴʹǵķеͬԪ⻯ķе㷴ظߡ
Ӱʵʷ棺ʵۡе㣬ʵܽԡʾXHY(NOF)һ㶼⻯дڡ 4.
(1)Ӻɵ֮ǿҵá ɵۿɽͽĵԡԺչԡ
е Ӻɵ
(2)ٽ壺ͨγɵľ塣
ڽǿͽۡеı仯ɣԽ࣬뾶ԽСԽǿۡеԽߣ۵㣺Na
5.Ӿ塢ԭӾ塢ӾĽṹԼ
ṹ () ۡе ԭӾ ԭ Ӿ Ӽ ܵ ӡɵ һϸߣٲֵ һӲٲ (NaˮӦ) Ӿ ɵӵ糡·ƶ ɵײ չ иԭӲԻԱ ۼ Ӽ ܸ ϸ Ӳ Ӳ һ Ӳ ܽ ܽ ڼܼ
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