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(NH4)2CO3(aq) + CaCl2(aq) = 2 NH4Cl + CaCO3(s)
NiO + Pb(NO3)2 = Ni(NO3)2 + PbO =>
NiO + Pb(NO3)2 = Ni(NO3)2 + PbO
NaFeO2 + HCl = HFeO2 + NaCl =>
NaFeO2 + HCl = HFeO2 + NaCl
(NH4)2CO3 + H2O = H2CO3 + NH4OH =>
(NH4)2CO3 + 2 H2O = H2CO3 + 2 NH4OH
NaSO4 + Pb(NO3)2 = NaNO3 + Pb(SO4)2 =>
2 NaSO4 + Pb(NO3)2 = 2 NaNO3 + Pb(SO4)2
ZnCl2 + H2SO4 = HCl + ZnSO4 =>
ZnCl2 + H2SO4 = 2 HCl + ZnSO4
Mn + MgO = Mg + MnO3 =>
Mn + 3 MgO = 3 Mg + MnO3
ZnCO3 + H3O = Zn + CO2 + H2O =>
ZnCO3 + 2 H3O = Zn + CO2 + 3 H2O
(NH4)2CO3 + H2O = H2CO3 + NH4OH =>
(NH4)2CO3 + 2 H2O = H2CO3 + 2 NH4OH
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
C4H10 + Cl2 = C4H8Cl2 + H2Cl =>
2 C4H10 + 3 Cl2 = 2 C4H8Cl2 + 2 H2Cl
Cu(OH)2(s) + HClO4(aq) = Cu(ClO4)2 + H2O =>
Cu(OH)2(s) + 2 HClO4(aq) = Cu(ClO4)2 + 2 H2O
HSO4 + Ca(OH)2 = Ca(SO4)2 + H2O =>
2 HSO4 + Ca(OH)2 = Ca(SO4)2 + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Ca(C2H3O2)2 + NaF = NaC2H3O2 + CaF2 =>
Ca(C2H3O2)2 + 2 NaF = 2 NaC2H3O2 + CaF2
HOCCOH + Cu(OH)2 = HOOCCOOH + Cu2O + H2O =>
HOCCOH + 4 Cu(OH)2 = HOOCCOOH + 2 Cu2O + 4 H2O
K2Cr2O7 + HCl + SnCl2 = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 14 HCl + 3 SnCl2 = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
FeCl2 + Be2(PO2)2 = BeCl2 + FePO2 =>
2 FeCl2 + Be2(PO2)2 = 2 BeCl2 + 2 FePO2
(CH3)3CH + O2 = CO2 + H2O =>
2(CH3)3CH + 13 O2 = 8 CO2 + 10 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
F + CaB2 = CaF2 + B2 =>
2 F + CaB2 = CaF2 + B2
ZX3 + O2 = ZO + X2O =>
4 ZX3 + 5 O2 = 4 ZO + 6 X2O
K3PO4 + Ba(OH)2 = Ba3(PO4)2 + KOH =>
2 K3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 KOH
P2S3 + HIO3 + H2O = H3PO4 + S + HI =>
3 P2S3 + 5 HIO3 + 9 H2O = 6 H3PO4 + 9 S + 5 HI
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
C2N2 + KOH = KCN + H2 + O2 =>
C2N2 + 2 KOH = 2 KCN + H2 + O2
P4 + H2O + KOH = PH3 + KH2PO4 =>
2 P4 + 9 H2O + 3 KOH = 5 PH3 + 3 KH2PO4
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Ni(OH)2(s) = NiO(s)H2O(g) =>
Ni(OH)2(s) = NiO(s)H2O(g)
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
LiOH + H2CrO4 = Li2CrO4 + HOH =>
2 LiOH + H2CrO4 = Li2CrO4 + 2 HOH
K2TiF6 + Al = Ti + K2(AlF6) =>
K2TiF6 + Al = Ti + K2(AlF6)
Al2(SO4)3 + H2O = Al(OH)3 + H2SO4 =>
Al2(SO4)3 + 6 H2O = 2 Al(OH)3 + 3 H2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
KCrO2 + H2SO4 = K2Cr2O7 + H2O + SO2 =>
2 KCrO2 + 3 H2SO4 = K2Cr2O7 + 3 H2O + 3 SO2
CrBr4 + Cl = CrCl4 + Br =>
CrBr4 + 4 Cl = CrCl4 + 4 Br
CuS + SO2 = CuO + S =>
2 CuS + SO2 = 2 CuO + 3 S
O + SO = SO2 =>
O + SO = SO2
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
Cl2(g) + HF(aq) = HCl2 + F =>
Cl2(g) + HF(aq) = HCl2 + F
Pb(C2H5)4 + O2 = PbO + CO2 + H2O =>
2 Pb(C2H5)4 + 27 O2 = 2 PbO + 16 CO2 + 20 H2O
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Na2HPO4 + KMnO4 = NaMnO4 + K2HPO4 =>
Na2HPO4 + 2 KMnO4 = 2 NaMnO4 + K2HPO4
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
HBr(aq) + MgSO3(s) = H2SO3(aq) + MgBr2(aq) =>
2 HBr(aq) + MgSO3(s) = H2SO3(aq) + MgBr2(aq)
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