Các phương trình phản ứng khó.doc

Các phương trình phản ứng khó

Cl2 + AgNO3 + H20 = AgCl + HCIO3 + HNO3 =>

3 Cl2 + 5 AgNO3 + 3 H20 =5 AgCl + HCIO3 + 5 HNO3

HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>

2 HNO3 + Ba(OH)2 = Ba(NO3)2 +2 H2O

Cụ + HNO3 = Cu(NO3)2 + NO + H2O =>

3 Cụ + § HNO3 =3 Cu(NO3)2 +2 NO + 4 H2O

PbO2 + HCI = PbCl2 + Cl2 + H20 =>

PbO2 + 4 HCI = PbC]2 + Cl2 + 2 H20

KBr + Mg(OH)2 = KOH + MgBr2 =>

2 KBr + Mg(OH)2 = 2 KOH + MgBr2

HNO3 + KOH = KNO3 + H20 =>

HNO3 + KOH = KNO3 + H2O

NaOH + Fe(NO3)3 = NaNO3 + Fe(QH)3 =>

3 NaOH + Fe(NO3)3 = 3 NaNO3 + Fe(OH)3

Ca + H20 = CaOH2 =>

Ca + H2O = CaOH2

AICI3 + NaOH = NaCl3 + AIOH =>

AICI3 + NaOH = NaCl3 + AIOH

HCOOH + O2 = CO2 + H2O =>

2 HCOOH + O2 =2 CO2 + 2 H2O

NH3 + BaCl2 = NCI2 + BaH3 =>

NH3 + BaCl2 = NCI2 + BaH3

KNO3 + Fe = FeO + KNO2 =>

KNO3 + Fe = FeO + KNO2

Fe + O2 = Fe203 =>

4Fet+ 3 O02 =2 Fe203

KNO3 + Fe = Fe203 + KNO2 =>

3 KNO3 + 2 Fe = Fe203 + 3 KNO2

Ca + H2O = Ca(OH)2 + H2 =>

Ca + 2 H2O = Ca(OH)2 + H2

CI2H22O1I+O2=CO2 + H2O =>

C12H22011 + 12 O02 = 12 CO2 + 11 H20

Si2H3 + O2 = S$ilO2 + H20 =>

4 SI2H3 + 11 O2 = 8 SilO2 +6 H20O

Si2H3 + O2 = S$ilO2 + H20 =>

4 SI2H3 + 11 O2 = 8 SilO2 +6 H20O

Fe304 + CO = FeO + CO2 =>

Fe3O4 + CO = 3 FeO + CO2

K + ZnCl2 = KZnCl2 =>

K + ZnCl2 = KZnCl2

Fe + Cl2 = FeCl3 =>

2 Fe + 3 CI2 = 2 FeCl3

Zn + CrCl3 = CrCl2 + ZnCl2 =>

Zn +2 CrCl3 = 2 CrCl2 + ZnCl2

Ee + Cl2 = FeCl3 =>

2 Fe + 3 CI2 = 2 FeCl3

Fe2O3 + CO = Fe3 04 + CO2 =>

3 Fe203 + CO = 2 Fe304 + CO2

Fe203 + CO = Fe3 04 + CO2 =>

3 Fe203 + CO = 2 Fe304 + CO2

H2C6O5H7{-11 + H2O = H3C6O5H7 + OHƒ-1} =>

H2C6O5H7{-I} + H2O = H3C6O5H7 + OHƒ-1}

K2Cr2O7 + HCI + H2S = KCI + CrCl3 + $ + H20 =>

K2Cr2O7 + § HCI + 3 H2S = 2 KCI + 2 CrCl3 + 3 S + 7 H2O

KMnO4 + HCI = KCI + MnCl2 + H20 + Cl2 =>

2 KMnO4 + 16 HCI = 2 KCI + 2 MnCl2 + 8 H20+ 5 Cl2

CO2 + H2 = CH2O + H2O =>

CO2 + 2 H2 = CH2O + H2O

C3H8 + O2 = CO2 + H20 =>

C3H8 + 5 O2 = 3 CO2 + 4 H20

CH3CH2CHO + O2 =CO2 + H2O =>

CH3CH2CHO + 4O2 =5 CO2 + 3 H2O

F2 + NaOH = Nak + O2 + H2O =>

2 F2 + 4 NaOH = 4 NaF + O2 + 2 H2O

KCIO3 = KCl + O2 =>

2 KCIO3 = 2 KCI + 3 O2

C5H12 + O2 = H20 + CO2 =>

C5H12 + 8 O2 = 6 H20 + 5 CO2

C5H12 + O =H20 + CO2 =>

C5H12 + 160 =6 H20 + 5 CO2

Fe203 + CO = Fe + CO2 =>

Fe203 + 3 CO =2 Fe + 3 CO2

NaOH + (NH4)3PO4 = Na3PO4 + H2O + NH3 =>

3 NaOH + (NH4)3PO4 = Na3PO4 + 3 H2O + 3 NH3

C2HóO + O2 =CO2 + H2O =>

C2H60 + 3 O2 =2 CO2 + 3 H2O

Mg3N2 + H2O = Mg(OH)2 + NH3 =>

Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3

C8H18 + O2 = CO2 + H20 =>

2 C8H18 + 25 O2 = 16 CO2 + 18 H20

CI2H22011 + O2 = CO2 + H20 =>

C12H22011 + 12 O02 = 12 CO2 + 11 H20

H2C204 + CaCl2 = CaC204 + HCl =>

H2C204 + CaCl2 = CaC204 + 2 HCl

KMn0O4 + HCl = KCI + MnCl2 + H20 + Cl2 =>

2 KMnO4 + 16 HCI = 2 KCI + 2 MnCl2 + 8 H20+ 5 Cl2

As + O2 = As205 =>

4 As+5 O02 =2 As205

As +8 = As283 =>

2 As+3S= As2S3

Na2CO353 = Na + CO5 =>

Na2CO3 = 2 Na + CO3

Li+N2=Li3N =>

6 Li+N2=2 Li3N

Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>

Ca(OH)2 + 2 HNO3 = Ca(NO3)2 +2 H2O

AI + HCI = AICI5 + H2 =>

2 AI+6HCI =2 AICI5 + 3 H2

Mg + FeCl3 = MgCl2 + Fe =>

3 Mg + 2 FeCl3 = 3 MgCl2 + 2 Fe