郑州大学2005年无机化学B卷（含答案）考研真题

B

1-10111-20230

+

12H+2OH2H2OC

21/2

AKwB2KwCKwDKw

+

2NH4A

ANH3BNH2CNH2OHDN2H4

3C

A11010mB11012mC11015mD11018m

4D

ABCD

5B(OH)3A

ABCD

6[Co(en)(C2O4)2]D

A3B4C5D6

7C

AHNO3+H2SO4(1:3)BHCl+H2SO4(1:3)CHNO3+HCl(1:3)DHNO3+HCl(3:1)

8B

AFBClCBrDI

9A

ABCD

10A

2+3+22

ACr(aq)BCr(aq)CCrO4(aq)DCr2O7(aq)

114d105s1C

A29B37C47D57

12A

ASO2BXeO4CCS2DSO3

11

130.02mol·LAgNO30.02mol·LNa2SO4

5

KspAg2SO4=1.210B

AAgSO4BAgSO4CgSO4D

51

14HAcKa=1.8100.18mol·LNaAcpHC

A5B8C9D10

15H2(g)+Br2(g)2HBr(g)1297K1495K

54

Kp1.6103.510B

AH>0BH<0CH=0D

16pH<5.6B

ACO2SOxBSOxNOxCCO2NOxDCO2SOxNOx

17D

AHAcBNaAcCCaCl2DC6H12O6

oo2+2+

18ECu+/Cu=0.337V,EZn2+/Zn=0.763VZn+CuCu+Zn298K

A

A1037B1029C1024D1019

19B

2+

AO2/OHBCl2/ClCH2O2/H2ODMnO2/Mn

202s2pC

AE2s>E2pBE2p>E2sCE2s=E2pD

330

1

2Li-MgBe-AlB-Si

3

2*2222*1*1

4MOO22s2s2p2px=2py2px=2py

2++

5AlCl3Fe-2e=Fe2H+2e=H2

+2+3+

2H(aq)+2Fe(aq)H2(g)+2Fe(aq)

6Tl+3+1

2+2-

7MnMnO4PbO2S2O8NaBiO3

OH

2-

OBO

HOBOBOH

OBO

8(Na2B4O7·10H2O)OH

2-

B4O7+7H2O2B(OH)3+2B(OH)4

9

10H2SNH3H2Cl2CO2

H2Cl2CO2

50

1101945

OOH

C2H5CH

Pd25

+H2

OOH

O

C2H5

O2

+HO

Pd22

O

H2+O2H2O2

Pd

2(10)XeF2Xe4XeO4Xe

3323

XeF2spdXeF4spdXeO4sp

310(CFC)

CFCl3=CFCl2+ClCFCl2=CFCl+Cl

Cl+O3=ClO+O2

ClO+O=Cl+O2

O3+O=2O2

410

NaOHKOH

CC()+H2O(g)=H2(g)+CO(g)

CH4(g)=C+2H2(g)

+2+

2H+Zn=Zn+H2

510

33+4

[Co(CN)6][Fe(en)3][Mn(CN)6]

0B.M5.5B.M1.8B.M

051

6023323250

t2gegdspt2gegspdt2geg

40

110

o3+-0.425V+-0.147V

EAInInIn

o-1.00V

EBIn(OH)3In

+3+

(1)KspIn(OH)3(2)In(OH)3(s)+3HIn+3H2OK

o

EIn3+/In=[-0.4252+(-1.147)]/3=-0.332V

oo

EIn(OH)3/In=EIn3+/In=EIn3+/In+(0.0592/3)lgKsp

-1.00=-0.332+0.0197lgKsp

lgKsp=-33.9=-34

-34

Ksp=110

+3+

In(OH)3+3H=In+3H2O

38

K=Ksp/Kw=110

-1

210AgAgNO3Cu0.1mol·LCuSO4

KBrAgBrAgBrBr

-1oo

0.1mol·LAg0.21VEAg+/Ag=0.799VECu2+/Cu=0.347V

AgBr

2Ag++Cu=Cu2++2Ag

o2+

ECu2+/Cu=ECu2+/Cu+0.0592/2lg[Cu]=0.3470.0592/2=0.3174

o

EAgBr/Ag=EAg+/Ag=0.799+0.0592lgKspAgBr/[Br]=0.858+0.0592lgKsp

E=ECu2+/CuEAg+/Ag=0.31740.8580.0592lgKsp=0.21

13

lgKsp=-12.6Ksp=10

-1

3(10)0.1mol·LZnCl2MnCl2H2S

-12+2+25

0.1mol·LpHZnMnKspZnS=2.510

14713

KspMnS=410H2SKa1=110Ka2=110

2+-5-122+-20

[Zn