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4 H2O2 + PbS = PbSO4 + 4 H2O
Pb + ZnSO4 = Pb(SO4)2 + Zn =>
Pb + 2 ZnSO4 = Pb(SO4)2 + 2 Zn
MgI2 + Br2 = MgBr2 + I2 =>
MgI2 + Br2 = MgBr2 + I2
HClO4 + SO2 + H2O = HSO4 + HCl =>
3 HClO4 + 8 SO2 + 4 H2O = 8 HSO4 + 3 HCl
Pb(SO4)2 + HCl = PbCl4 + H2SO4 =>
Pb(SO4)2 + 4 HCl = PbCl4 + 2 H2SO4
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ba(NO3)2 + NaCO3 = Ba(CO3)2 + Na(NO3) =>
Ba(NO3)2 + 2 NaCO3 = Ba(CO3)2 + 2 Na(NO3)
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
KO2 = K + O3 =>
3 KO2 = 3 K + 2 O3
Pb(NO3)2 + NaOH = PbNa2 + NO3OH =>
Pb(NO3)2 + 2 NaOH = PbNa2 + 2 NO3OH
O2 = O4 =>
2 O2 = O4
KBr + Cl{+2} = KCl + Br{+2} =>
KBr + Cl{+2} = KCl + Br{+2}
SnO2 + Na3N = Na3N(SnO2) =>
SnO2 + Na3N = Na3N(SnO2)
Pb(OH)2 + KOH = H2O + K2PbO2 =>
Pb(OH)2 + 2 KOH = 2 H2O + K2PbO2
KMnO3 + NaI + H2SO4 = I2 + MnSO4 + K2S04 + NaSO4 + H2O =>
2 KMnO3 + 16 NaI + 22 H2SO4 = 8 I2 + 2 MnSO4 + K2S04 + 16 NaSO4 + 22 H2O
NiHCl = Ni + HCl =>
NiHCl = Ni + HCl
NH4I + KMnO4 + H2O = I2 + NH4OH + KI + MnO2 =>
8 NH4I + 2 KMnO4 + 4 H2O = 3 I2 + 8 NH4OH + 2 KI + 2 MnO2
K2SO4 + NH4Cl2 = K2Cl2 + NH4SO4 =>
K2SO4 + NH4Cl2 = K2Cl2 + NH4SO4
CO(NH2)2 + NaNO2 + HCl = CO2 + N2 + H2O + NaCl =>
CO(NH2)2 + 2 NaNO2 + 2 HCl = CO2 + 2 N2 + 3 H2O + 2 NaCl
ZnCO3 = ZnC + O =>
ZnCO3 = ZnC + 3 O
Na2CO3(s) = Na(s) + CO3(s) =>
Na2CO3(s) = 2 Na(s) + CO3(s)
Na2[Zn(OH)4] + H2O2 = Zn(OH)2 + Na2O2 + H2O =>
Na2[Zn(OH)4] + H2O2 = Zn(OH)2 + Na2O2 + 2 H2O
N2H4 + F2 = H3N3F2 + HF =>
3 N2H4 + 5 F2 = 2 H3N3F2 + 6 HF
CuSO4*5H20(s) = CuSO4(s) + H20(l) =>
CuSO4*5H20(s) = CuSO4(s) + 5 H20(l)
BaBr + NaSO4 = BaSO4 + NaBr =>
BaBr + NaSO4 = BaSO4 + NaBr
MnO4{-} + SO3{2-} + OH{-} = MnO4{2-} + SO4{2-} + H2O =>
2 MnO4{-} + SO3{2-} + 2 OH{-} = 2 MnO4{2-} + SO4{2-} + H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Fe + HBr = FeBr3 + H2 =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2
L2 = L =>
L2 = 2 L
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
W + HNO3 = W(NO3)2 + NO + H2O =>
3 W + 8 HNO3 = 3 W(NO3)2 + 2 NO + 4 H2O
K2MnO4 + H2SO4 = K2SO4 + MnSO4 + H2O2 =>
K2MnO4 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O2
AgClO3(aq) + K2S(aq) = AgS + K2ClO3 =>
AgClO3(aq) + K2S(aq) = AgS + K2ClO3
CuSO4 + SOH = CuOH + SO4S =>
CuSO4 + SOH = CuOH + SO4S
NH2(g) + O2(g) = N2(g) + H2O(l) =>
2 NH2(g) + O2(g) = N2(g) + 2 H2O(l)
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
C3H4OH + HBr = C3H4Br + H2O =>
C3H4OH + HBr = C3H4Br + H2O
KFeO2 + HNO3 + H2O = Fe(OH)3 + KNO3 =>
KFeO2 + HNO3 + H2O = Fe(OH)3 + KNO3
Br2 + C4H4O4 = C4H4Br2O4 = Br2 + C4H4O4 = C4H4Br2O4 =>
Br2 + C4H4O4 = C4H4Br2O4
Na2SO4(l) + AlOH(l) = NaOH(l) + Al2SO4(s) =>
Na2SO4(l) + 2 AlOH(l) = 2 NaOH(l) + Al2SO4(s)
C17H35COONa + HCl = C17H35COOH + NaCl =>
C17H35COONa + HCl = C17H35COOH + NaCl
Cs2S(aq) + Sr(C2H3O2)2(aq) = CsC2H3O2(aq) + SrS(s) =>
Cs2S(aq) + Sr(C2H3O2)2(aq) = 2 CsC2H3O2(aq) + SrS(s)
Fe(CN)6{3-} + Cr2O4{2-} + OH{-} = Fe(CN)6{4-} + CrO4{2-} + H2O =>
6 Fe(CN)6{3-} + Cr2O4{2-} + 8 OH{-} = 6 Fe(CN)6{4-} + 2 CrO4{2-} + 4 H2O
Mg2Sn + HCl = MgCl2 + SnH4 =>
Mg2Sn + 4 HCl = 2 MgCl2 + SnH4
Au + AgNO3 = Ag + Au(NO3)3 =>
Au + 3 AgNO3 = 3 Ag + Au(NO3)3
H2SiF6 + H3BO3 = SiO2 + HBF4 + H2O =>
2 H2SiF6 + 3 H3BO3 = 2 SiO2 + 3 HBF4 + 5 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Co(NO3)2ZnSO4 = Zn(NO3)2CoSO4 =>
Co(NO3)2ZnSO4 = Zn(NO3)2CoSO4
CrCl3 + K2Cr2O7 = CrO7 + K2Cl + Cr2 =>
CrCl3 + 3 K2Cr2O7 = 3 CrO7 + 3 K2Cl + 2 Cr2
Cd + H2O = CdO + H2 =>
Cd + H2O = CdO + H2
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