2020届安徽省淮北市高三第一次模拟考试化学试题(解析? - 百度文库 ر

BҺδ֪޷SԭӸB

C״ʣ޷ʵ޷תC

DΪӣˮҺвˮ⣬Գ£3L0.1mol?L -1FeCI3ҺFe3+ĿС0.3NADȷ ѡD

AӦΪ淴Ӧ BҺδ֪ C״δ֪

DΪӣˮҺвˮ

⿼鰢ӵ޳йؼжϣʵΪĵĸѧ밢ӵ޳ĹϵȷĦʹ³ʵ״̬ѧ߼ѧû֪ʶʵĿѶеȡ

5. 𰸡A

⣺AܹҴӦƲܱҴУA

BͭȷֽɺɫͭͭҺȺΪɫBȷ

CˮHFHFܹʴԷҺòƿʢţԼƿб棬Cȷ

D̼̼ˮӦ̼ƣ̼ܽС̼ƣʢ̼ƿм뱥̼Һ񵴺ǣDȷ ѡA

AܹҴӦ

Bͭȷֽɺɫͭ CˮHFHFܹʴ

D̼̼ˮӦ̼ƣ̼ܽС̼ơ

⿼˻ѧԼı棬ѧʵۣϤʵǽؼĿѶȲ

6. 𰸡B

⣺AԸطӦжǻԭͬһ̬ӦȱֱԭA

BͨҺƺƣͬһ̬ӦȱֱԭBȷ

CϣȻ泥ְǻԭͬһ̬ӦȱֱԭC Dеˮ̼ӦǹԭӦδҲδԭD ѡB

AԸطӦжǻԭ BͨҺƺƣ

CϣȻ泥ְǻԭ Dеˮ̼Ӧ

⿼ԭӦĿѶȲȷԭӦĸɽػ֪ʶĿ飬ѧӦ

ҳ

9

7. 𰸡D

⣺ApH=9ҺʼԣFe3+ɳFe3+SCN-ϷӦܴ棬A

BܺS2O32-ӦӲܴ棬S2O32-SͶܴ棬B CܺȻ立ӦӲܴ棬笠ӺOH-ʶܴ棬Li+OH-ܴ棬C

DҺкдӣɫҺɫӣ⼸ӶɫҺӲӦܴ棬Dȷ ѡD

ApH=9Һʼԣ

BܺS2O32-ӦӲܴ棻 CܺȻ立ӦӲܴ棻

DҺкдӣɫҺɫӡ

⿼ӹ棬ؿ鸴ֽⷴӦȷӹǽⱾؼעAΪ״㣬ĿѶȲ 8. 𰸡C

⣺AȼҵǵⱥʳˮӦĻѧʽ2NaCl+2H2O

Cl2+H2+2NaOHA

BɷΪӦĻѧʽ4CO+Fe3O43Fe+4CO2B

CҵСմDZȻҺͨ백̼̼ƾȻ泥ӦĻѧʽNH3+CO2+H2O+NaClTNaHCO3+NH4ClCȷ

Dҵƴֹǽ̿Ͷ·Ӧɹһ̼ӦĻѧʽ2C+SiO2Si+2COD ѡC

Aȼҵǵⱥʳˮ BɷΪ

CҵСմDZȻҺͨ백̼̼ƾȻ泥 Dҵƴֹǽ̿Ͷ·Ӧɹһ̼

޻лķӦ˻ѧʽӷʽΪȷдĿѶȲ 9. 𰸡B

⣺AŨ͸ع巴ӦŨˮԣҪع壬A BŨŨϷųȣŨˮܹȡHClҲŨȻ⣬ԿԵõHClBȷ

CҲܹʹʯˮǣ̼Ҳܹܹ̼޷֤ҺXǷCO32-C

Dϡ̼ƷӦɶ̼̼ʹƷӦɴᣬɴԣ޷жϣD ѡB

AŨ͸ع巴ӦŨˮԣ

ҳ

10

BŨŨϷųȣŨˮܹȡHClҲŨȻ⣻ CҺXп̼ܺӡӣһ̼ӣ Dϡ̼ƷӦɶ̼̼ʹƷӦɴᡣ

⿼黯ѧʵ鷽ۣΪƵ㣬ĿѶȲ󣬰ʵװõáʵʡƱʵ鼼ΪĹؼעʵԷطʵĿ顣 10. 𰸡C

⣺AӦǵ﮷ӦΪýˮӦӦĹؼǸˮAȷ

BӦIJLiOHǼӺӹɵĻӻBȷ

C֪Dz뷴Ӧ̵ķӦǵ⣬Խ﮲Ǵ߻C DӦΪ6Li+N2=2Li3NLi3N+3H2O=3LiOH+NH34LiOH

4Li+O2+2H2O̵ܻѧ

ʽΪ2N2+6H2OT4NH3+3O2Dȷ ѡC

AӦǵ﮷ӦΪýͿˮӦ BLiOHΪӺӹɵĻ

C߻Dz뷴Ӧ̸ı䷴Ӧʣͻѧʱֲʣ DӦΪ6Li+N2=2Li3NLi3N+3H2O=3LiOH+NH34LiOH

4Li+O2+2H2O̵ķӦǵ

ˮӦͰ

⿼ʱ仯̵ķжϡʡӦʵʵӦá߻ͷӦķȣջǽؼĿѶеȡ

11. 𰸡C

⣺XYZRWԭεֶԪأYZɺɫYZΪNOYΪNԪءZΪOԪأWZͬ壬WΪSԪأRԭӰ뾶ԪģRڵڣΪNaMgAlSiPеһ֣Ԫ֮Ϊ11XڵһڣXΪHԪء

AXYӷֱΪH+H-N3-ӲԽӰ뾶Խ󣬹Ӱ뾶N3-H+H-Aȷ

BǽNS⻯ȶNH3H2SBȷ

CXZRγNaOHþᡢȣC DWķǽԱRǿ߼ӦˮԣWRDȷ ѡC

XYZRWԭεֶԪأYZɺɫYZΪNOYΪNԪءZΪOԪأWZͬ壬WΪSԪأRԭӰ뾶ԪģRڵڣΪNaMgAlSiPеһ֣Ԫ֮Ϊ11XڵһڣXΪHԪء

⿼ṹλùϵӦãƶԪǽĹؼעץסԪأԪڱԪɣؿѧķ߼עRԪزȷԡ

12. 𰸡 C

ҳ

11

⣺A믣XeF2믣XeO3ᣨH2XO4ɶӦĵʺȶ׷룬ŷӦԡɫŵDz׷룬ŷӦAȷ B믾ԣɽI-ΪIO3-Bȷ

CһԪǿᣬĵ뷽ʽΪH2XeO4TH++HXeO4-C

DXeF2ˮӦXeO2HFʽΪ2XeF2+2H2OT2Xe+O2+4HFDȷ ѡC

Aݷ믣XeF2믣XeO3ᣨH2XO4ɶӦĵжϣ B믾ԣɽI-ΪIO3- CһԪǿжϣ DXeF2ˮӦXeO2HF

⿼ԭӦ֪ʶѧķĿ飬Ԫػϼ۵ı仯⣬ѶȲ

13. 𰸡 D

⣺AܡܶԴתõԴΪԴAȷ

BʱͨӽĤʧôװеĽĤΪӽĤBȷ

CװôʱˮķӦˮӦΪ2H2O2H2+O2Cȷ

DϷõӵĻԭӦ-ԵطŵʱķӦΪNiOH2+OH-+e-TNiOOH+H2OD ѡD

AܡܶԴתõԴ

BʱͨӽĤʧ CװôʱˮķӦ DϷõӵĻԭӦ

⿼ͻѧԴĿѶеȣ漰ԭغ͵صй֪ʶʱעܷӦԭĽǶжϣעķӦڿѧķӦ

14𰸡 D

⣺Aͼ1֪м1ΪO-OTN1ΪO+NTOм11ķʽΪO-OTNO+NTOAȷ

BӦԽߣӦԽСܷӦĿҪɻӦһͼ2֪м2̬4ݽϴΪ223.26kJ/molNOʺBȷ

Cͼ2֪Ӧ2̬4Ϊ315.72kJ?mol-1̬4Ӧ2ųΪ淴ӦĻܣON2NOݻΪ315.72kJ?mol-1Cȷ

Dͼ1֪NO2NOĹиӦݲ󣬷ӦʽϿ죻ͼ2֪OԭӺN2NOĹжಽӦݽϸߡм2̬4Ϊ223.26kJ/molOԭӺN2NOķӦʽNO2NOḺ́OԭӺN2NOĹʿ죬D ѡD

Aͼ1м1Ͳ1ʽṹдӦ̣

ҳ

12