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(1)????
1. ??????????????????????????????????????????
2. ?????????????????????????????????????
??????
3. ????????????????????????????????????
(2)????
?????????????????????????????????????????????????????????????????????????????
???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
??????? 1.????????
2.????(??)??????? ?1????
?????????????????????????????????????????????????????????????????????? ?2????
a?“?”——???????????????????????????????????????v(?)=v(?)?0???????????????????
b?“?”——??????????????????????????????????????????????????????????????????????????
??????????????????????????????????????????????????????
c?“?”——?????????????????????????????????????????????????????????????????????? d?“?”——???????????????????????????????????????????????????????????????????????????????????? 3.??????
????????????aA+bB
cC+dD????A????????????
?????????????
?
?
?
???????????????????“mol·L1”?“mol”???????????“L”?“mL”?????????????????????
4.??????????
????????(??)????
1.????
???????mA + nB
????v? = v?????
pC + qD?A?B?C?D???
??
2.????
?1???????????????????????
?2???????????????????????????????
?3???????????????????????????????????????????
?4???????????????????????????????????????????????????????????
3.????
????????????????(???)
??????????
????????
1. ????????????
??????????????????????????????????????????????
??????????????????????????????????????????????
????????????????????
??1 ??2001??????????????????????? ???
A????????? B???????
C????????????????????????
D????????????????????
??2 ??1996????????????????? ( ).
??3 ??1996???????????????????( )
A???B??? C??? D???????
??4 ??1996?????????????, ???????????????( )
A?CO2H2S B?C2H4 CH4 C?Cl2 C2H4D?NH3 HCl
??5 ??2001????????????????????????????????????
??????????????????????
?l??????????????????? ???????? ??????
?2???????????????????????????? ??????
?3?????????????????????????????
?Na2Cr2O7??KI??HCl??CrCl3??NaCl??KCl??I2??
??6 ??2002???????40mL 1.5mo1· L-1 ?CuSO4 ???30mL 3 mo1·L-1 ?NaOH?
?????????????????c(Cu2+)?c (OH)?????????????????????—
??( )
A?Cu(OH)2 B?CuSO4·Cu(OH)2
C?CuSO4·2Cu(OH)2 D?CuSO4·3Cu(OH)2
??7 ??2002???????????????????????????????????????
????+3?+5??????????????? ( )
A?I2O3 B?I2O4 C?I4O7 D?I4O9
??8 ??1996??????????????????Co(NH3)x Cly (x,y?????)????x
?y??, ???????0.2140???????????????
?????,??????????AgNO3??????(??AgCl??), ???
24.0mL0.100
mol/L?AgNO3???
???????????NaOH?????, ??????????NH3???NH3???
24.0mL0.200 mol/LHCl???
????????????????
(??????????:H 1.0 N 14.0 Cl 35.5 Co 58.9 )
????
1 ?????????? ? ?
2 ????????????????????????????????????????????
??????????????????????????????????????????????
?????????????????
?1?????????????????? ??
?2???????????????????????? ?
3 ????C???Vc?????C6H8O6??????????????????????Vc??
?????Vc???????Vc???????????????????????????????
??????Vc???????Vc????500mg/L?????Vc?I2????????
C6H8O6+I2=C6H6O6+2HI?I2??????
????????
(1)Vc?I2??????????????????????
(2)?????????????????????????????C6H8O6?C6H6O6??????
??????HI??????????
(3)??????????Vc?????
4 ??BaCl2???????????H2SO4???????????????????????
H2SO4????????????????????????????H2SO4????????? ? ?
A?98% B?75% C?42% D?25%
5 ???????????????????????????????????????????
??????????????????
6 ?Fe3O4???FeO·Fe2O3?????????????Fe?FeO2?2??????????????
??Pb3O4?????????????????? ??????? ?
7 ??????????? ? ?
—A???????????????????B???????????1.99×1023g
C??????????????????????D???????????40g
8 ?(1) “??????????????”?“??????????????”???????
????????????????????????????????
(2)“?????????????”“?????????????”?????????????
???
(3)“?????????????????????????”????????????????
??
?????
1?????? BrF3 ??????20????????????????????????????
????????????????????????????????? KBrF4 ??BrF2?ClF3·BrF3 2SnF6?
???????? BrF3 ????????????
A?Br3+ ?F? B?Br2F? ?F?C?BrF2+ ? BrF4?D?BrF32? ? BrF2+
2????FeS2 + CuSO4 + H2O ? Cu2S + FeSO4 + H2SO4 ( ??? ) ????7mol????????
???????? ( )
A???????????????????????7?3
B. ????????????????7?3
C????FeSO4??????mol
D? ???H2SO4??????4mol
3? X?Y?????????????????????X+Y=Z?Y+Z=W+X+V????????
?????? ? ?
A?X????? B?Z?????
C??????????????2Y=W+V?D??????????????2Y+Z=W+V?
4????????? ??
A?????????????????????????
B????????????????????
C??????????????????????????
D???????????????????????
5????????????????M?????????????????N?????????
????????( )
A. N?MB. 2N?M C. M?60D. N?M?2N?M 50100N?8050100
6????????O2??KClO3(MnO2)??????Na2O2????H2O2??MnO2??KMnO4?????
???????????????????(?????)??????????
( )A. 3?2?2?4B. 1?1?1?1C. 2?1?1?2 D. 1?2?1?2
7?????????1996???????????H3???????
(1)H3?H2??
A?????? B????????C???? D??????
(2)?????????????????????
???????????????H3???????????
????????????????????????????????????????????????????????????????????????????
???H3??????H2???H+???????????????H3+
8??????? W???????????X???????????Y?Z?????????????????????A?B?C?D?E??????????
?A?B?C?D?E????????????A?D????C?E????B?C???? ?W?A?B????W???????????A ?B =1?1?X?A?c????X?????????A?C =1?1?Y?C?D?????????????Y????????C?D = 1?1?Z?D?E?????????????????????????????????????????????
W? X? Y? Z?
9???m g Na2CO3????20 mL HCl??????CO2?H2O?NaCl
?1???HCl????????? ?2????m g Na2CO3???K2CO3?????HCl???????1?????????? 10????E????????NH3????????G?H2????G?????????81?G???????B????????10.8?????????????40%?7.4%??????
?1????G?????______?
?2?????1 mol?????2 mol????????E????______?______?
?3?1mol E?2 mol???????????E?????______?
11????????1???????????????12C??????????2???????????????????3?????????????????4?????????????????5?????????????????6??????????????????7??????????????????????????????________?
12??????????????U3O8???????????U?????????120?????????240??????????180?????????????????????????????
13? ????(H2O2)?????????????????
(1)H2O2?????_____?
(2)????????????????????????????????????____??
(3)??????????(PbSO4)????(PbS)?????????????????????????__________
14?????H2???????CrCl3????????????HCl??????????CrCl2?CrCl?Cr???????????????????????0.3170 g??CrCl3????????0.1218 molH2??????327????????????????????(H2?HCl)???????0.1238 mol??CrCl3??????_____?
15???????Hn+1RO2n??????M??R?????____????R?????____???????????_____?????____???????R???????R?????_____?
16????????????????(H+)???????????(???)???????? ??
??????????(???)???????????????????HS-?CO32-?HPO42-?NH4+?H2S?HF?H2O??????????????____?
2 ?????????????
“????”????????????????????????????????????????????????????????????????????????????????????????
????????????????????????????????????????????????????NO2????????????????NO2?N2O4??????
????????????????????????????????????????? ????
???1 ??2001???????100mL 0.10 mol·L1? AgNO3?????100mL??2.08g BaCl2
???????100 mL??0.010 mol CuSO4·5H2O?????????????????? ??
A.?????????????
B.?????????????????????????
C.??????????Cl-??????0.02 mol
?D.??????????Cu2+????????0.01 mol·L1
??2 ??2001???????NA????????????????????
A. ??????22.4L?????????????????8NA
B. 18g?????????10NA
C. 46g ?????46g?????????????3NA
—D. ?1 L 2 mol·L1?????????????????4NA
??3 ??1997????????????80???????????????,???20??, ???????????? (????????)????????????????????? ( )
A?20???????????? B?80????????????
C????????????? D?????????????
??4 ??1993?????? ?????
???????????????? ??
A?40??,?35 g ????100 g ??,?
??0??,????????
B?20??,??????????????
??31.6%
C?60??,200 g ????80 g ?????
??????30??,???30 g ?????
D?30??,?35 g ????35 g ????
??100 g ??,???,????????
???5 ??2001????????????????????????????12. 0 mol·L1??
???0.915 g·cm3???????1????????????????????????????? 17.0
?3???????1.00g·cm??
(1)25??,??????6.24 g ?????, ?200 g ?, ??????, ??????????200 mL??????Ag+????????
(2)?????????50 mL0.0268 mol/LBaCl2??, ????, ???Ag+???????????
(3)?(1)?????????? 0.0268 mol/L BaCl2??, ???????Ag+?????0.0200 mol/L?
???2015????????????????????????
?3? ??????
[????] 1.?????????????????????2.?????????????????
??? ?????????
1.????????? (1)????????
(2)????????
???????????????????????????????CS2????????????????????
(3)?????????????????
2.????(SO2) (1)????
????????????????????????????????????????1?????40??SO2? (2)????
???????????
3.????(SO3)
SO3?????????????????????SO3?H2O===H2SO4????????SO3?????????????????????????? 4.???????????
(1)?????????????????????? (2)??????????????(pH??5.6)? (3) (4)??????????????
???
??1?????????????2SO2?O2????2SO3?SO3?H2O===H2SO4???2?SO2?H2O??H2SO3?2H2SO3?O2===2H2SO4? ????
1.???????????????
?
?? ??????CS2????????????3S?6NaOH=====2Na2S?Na2SO3?3H2O?????????????????CS2???????? 2.?????????????Cl2??????
???
?? ??Fe??????Fe??????Fe?S=====FeS(Fe??2?)?2Fe?3Cl2=====2FeCl3(Fe??3?)?????????H2S?Cl2===S??2HCl?
3.?SO2????????????????????
2????????
(2)SO2??????NaOH????????SO2???????SO2??????KMnO4????????SO2?????
??? SO2?????? 1.????????
( )
A.??SO2?????????????????????KMnO4????????? B.???????????????SO2
C.SO2?????????Na2O2??????????????
D.??????SO2?Cl2?????????????????????????? ?? B
?? A??SO2??????KMnO4???????SO2?????????????????SO2??????SO2??????????B???????????????????SO2?C?????????????????D?SO2?Cl2????????????????SO2?Cl2?2H2O===H2SO4?2HCl?????????? 2.?BaCl2?????SO2?????????????????????Cl2 ?NH3 ?NO2 ?H2S??????? ???????
(1)???????????????
?______________________??______________________? ?______________________??______________________? (2)????????????????
?________________________________________________________________________? ?________________________________________________________________________? ?? (1)?BaSO4 ?BaSO3 ?BaSO4 ?S
2(2)?SO2?Cl2?2H2O===SO2SO24?2Cl?4H?4?Ba===BaSO4?(?SO2?Cl2?2H2O
?
?
?
?
?
?Ba2
?
===BaSO4??2Cl
?
?4H
?
) ?2H2S?SO2===3S??2H2O(?2H2S?
H2SO3===3S??3H2O)
3.??????????SO2????????????????
????????
(1)??A?????????????________??????????????_____? (2)????????B?C?????????_________________________________? ________________________________________________________________________? ????????SO2??????________________?________________???B????????????______________________________________________? (3)??D??????SO2????????????????????______________?
(4)?????________?????
?? (1)???? Na2SO3?H2SO4(?)===Na2SO4?SO2??H2O (2)?????????? ??????????? ??? ??? 5SO2?2MnO4?2H2O===2Mn2
?
?
?
?
?5SO24?4H (3)?????????????????????????????????(4)NaOH
?? ?(2)??Na2S?????SO2??????S???S????????????(3)?????????????????SO2?????
1.?????????
???????????????????????(1)???????????????????????????CO2?????????????CO2????(2)????????????4?????????????????????????????????????????? (3)???????
2.????????????????
????S2?
?SO2?
?
?
3?I?Fe2
(1)??????????????
(2)??KMnO?
4(H)?HNO3???????Fe3?
(???Fe2?
)????
(3)SO?
2?H2SO3?Na2SO3??????????????SO23?H2SO3?SO2?
(4)H?
2S?HS?S2?
??????????
3.??????????????
??????????????????
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å‘表于 2019-9-13 23:46:11