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2 PbO2 + 4 KI = 2 PbI2 + 2 K2O + O2
BeCl2 + NaHCO3 = BeO + CO2 + NaCl + H2O =>
BeCl2 + 2 NaHCO3 = BeO + 2 CO2 + 2 NaCl + H2O
Mg2Si2O6 + MgAl2O4 + Al2SiO5 = Mg3Al2Si3O12 =>
5 Mg2Si2O6 + 2 MgAl2O4 + 2 Al2SiO5 = 4 Mg3Al2Si3O12
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH3CH(CH3)CH2OH + CrO3 = CH3COH + CrO + H2O =>
CH3CH(CH3)CH2OH + CrO3 = 2 CH3COH + CrO + H2O
HOCl3 + HBr = HCl + Br2 + H2O =>
HOCl3 + 4 HBr = 3 HCl + 2 Br2 + H2O
NaCl(aq) + HCl(aq) = Na + HCl2 =>
NaCl(aq) + HCl(aq) = Na + HCl2
Cr3O4(s) + H2(g) = Cr(s) + H2O(g) =>
Cr3O4(s) + 4 H2(g) = 3 Cr(s) + 4 H2O(g)
BiO2{-} + VO2{+} = BiVO4 =>
BiO2{-} + VO2{+} = BiVO4
Cu + AgNO3 = AgO3 + NCu =>
Cu + AgNO3 = AgO3 + NCu
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
C4H6N4O12 = CO2 + H2O + N2 + O2 =>
2 C4H6N4O12 = 8 CO2 + 6 H2O + 4 N2 + O2
BaCl2 + K = Ba + KCl =>
BaCl2 + 2 K = Ba + 2 KCl
HCl(aq) + Na2CO3(s) = NaCl(aq) + CO2(q) + H2O(l) =>
2 HCl(aq) + Na2CO3(s) = 2 NaCl(aq) + CO2(q) + H2O(l)
Na2S + MgSO4 = Na2SMgSO4 =>
Na2S + MgSO4 = Na2SMgSO4
P4O10 + Na(OH) = Na3PO4 + H2O =>
P4O10 + 12 Na(OH) = 4 Na3PO4 + 6 H2O
H3PO4 + CaO = CaHPO4 + H + O =>
H3PO4 + CaO = CaHPO4 + 2 H + O
Al2(SO4)3(aq) + KOH(aq) = Al2(OH)(s) + K + (SO4)3(aq) =>
Al2(SO4)3(aq) + KOH(aq) = Al2(OH)(s) + K + (SO4)3(aq)
Cu + AlSO4 = Al + CuSO4 =>
Cu + AlSO4 = Al + CuSO4
Mg(OH)2 + H2O = HMg(OH)2 + OH =>
Mg(OH)2 + H2O = HMg(OH)2 + OH
NaCl(aq) + Br(g) = NaBr(aq) + Cl(g) =>
NaCl(aq) + Br(g) = NaBr(aq) + Cl(g)
Na2CO3 + Pb(NO3)2 = Na2 + NO3 + PbCO3 =>
Na2CO3 + Pb(NO3)2 = Na2 + 2 NO3 + PbCO3
C7H16O + K2Cr2O7 + H2SO4 = C7H14O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C7H16O + K2Cr2O7 + 4 H2SO4 = 3 C7H14O + Cr2(SO4)3 + K2SO4 + 7 H2O
Cu + Mg(NO3)2 = Cu(NO3)2 + Mg =>
Cu + Mg(NO3)2 = Cu(NO3)2 + Mg
CrO3 + NaOH = Na2(CrO4) + H2O =>
CrO3 + 2 NaOH = Na2(CrO4) + H2O
Ca3(PO4)2 + SIO2 + C = Ca2SIO3 + P4 + CO2 =>
4 Ca3(PO4)2 + 6 SIO2 + 13 C = 6 Ca2SIO3 + 2 P4 + 13 CO2
CuSO4 + KI = K(SO4) + CuI =>
CuSO4 + KI = K(SO4) + CuI
Sn3N4 + O2 = SnO2 + NO2 =>
Sn3N4 + 7 O2 = 3 SnO2 + 4 NO2
Fe + H{+} = Fe{3+} + H2 =>
2 Fe + 6 H{+} = 2 Fe{3+} + 3 H2
HOOC{-}COOH + KOH = KOOC{-}COOK + H2O =>
HOOC{-}COOH + KOH = KOOC{-}COOK + H2O
OCl{-3} + H2O = Cl{-} + OH{-} =>
OCl{-3} + H2O = Cl{-} + 2 OH{-}
BeCl2 + NaHCO3 = BeO + CO2 + NaCl + H2O =>
BeCl2 + 2 NaHCO3 = BeO + 2 CO2 + 2 NaCl + H2O
(NH4)2MoO4 + Zn + HCl = NH4Cl + ZnCl2 + Mo4O10(OH)2 + H2O =>
4(NH4)2MoO4 + Zn + 10 HCl = 8 NH4Cl + ZnCl2 + Mo4O10(OH)2 + 4 H2O
CH2OH + NaOH = CH2ONa + H2O =>
CH2OH + NaOH = CH2ONa + H2O
Nb + HNO3 + HF = H2NbF7 + NO2 + H2O =>
Nb + 5 HNO3 + 7 HF = H2NbF7 + 5 NO2 + 5 H2O
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
Na2S2O3 + HNO3 = NO2 + NaHSO4 + H2O =>
Na2S2O3 + 8 HNO3 = 8 NO2 + 2 NaHSO4 + 3 H2O
SO2Ba(OH)2 = H2OBaSO3 =>
SO2Ba(OH)2 = H2OBaSO3
C7H16O + K2Cr2O7 + H2SO4 = C7H14O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C7H16O + K2Cr2O7 + 4 H2SO4 = 3 C7H14O + Cr2(SO4)3 + K2SO4 + 7 H2O
NaHSO3 + H2S = Na2SO4 + H2O + S =>
2 NaHSO3 + H2S = Na2SO4 + 2 H2O + 2 S
MnCl2 + HCl = MnHCl + Cl2 =>
MnCl2 + HCl = MnHCl + Cl2
F2 + AlBr3 = Br3 + AlF3 =>
3 F2 + 2 AlBr3 = 2 Br3 + 2 AlF3
HCl + NaCH3CO2 = CH3CO2H + NaCl =>
HCl + NaCH3CO2 = CH3CO2H + NaCl
CH3COOK + H2O = KOHCO3 + H2 + C2H6 =>
2 CH3COOK + 4 H2O = 2 KOHCO3 + 3 H2 + C2H6
Cu(NO2)2 + NH4OH = Cu(OH)2 + NH4NO2 =>
Cu(NO2)2 + 2 NH4OH = Cu(OH)2 + 2 NH4NO2
Zn + Pb(NO3)2 = NO3 + Pb(Zn)2 =>
2 Zn + Pb(NO3)2 = 2 NO3 + Pb(Zn)2
(CH3)3SH + O2 = CO2 + SO2 + H2O =>
2(CH3)3SH + 13 O2 = 6 CO2 + 2 SO2 + 10 H2O
H2SO4 + ZnCO3 = ZnSO4 + CO3 + H2 =>
H2SO4 + ZnCO3 = ZnSO4 + CO3 + H2
Pb + HCl = PbCl2 + PbH2 =>
2 Pb + 2 HCl = PbCl2 + PbH2
C12H26O + Na2O + SO3 = C12H26Na2O5S =>
C12H26O + Na2O + SO3 = C12H26Na2O5S
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