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Sn(s) + 2 HCl(aq) = SnCl2(aq) + H2(g)
Sn + HCl = SnCl4 + H2 =>
Sn + 4 HCl = SnCl4 + 2 H2
(PbOH)2CO3 = Pb3O4 + CO2 + H2O + Pb =>
2(PbOH)2CO3 = Pb3O4 + 2 CO2 + 2 H2O + Pb
Hg + HNO3 = Hg2(NO3)2 + H2 =>
2 Hg + 2 HNO3 = Hg2(NO3)2 + H2
La + Au + Pb = LaAu2Pb =>
La + 2 Au + Pb = LaAu2Pb
NH4 + Ba(OH)2 = NH3 + H2O + Ba =>
2 NH4 + Ba(OH)2 = 2 NH3 + 2 H2O + Ba
H2SO4 + Cu2S = H2O + SO2 + CuSO4 =>
6 H2SO4 + Cu2S = 6 H2O + 5 SO2 + 2 CuSO4
CuS + HNO3(ac) = Cu(NO3)2 + S + H2O + NO =>
3 CuS + 8 HNO3(ac) = 3 Cu(NO3)2 + 3 S + 4 H2O + 2 NO
C2H40 + KMnO4 + H2SO4 = C2H4O2 + H2O + K2SO4 + MnSO4 =>
C2H40 + 8 KMnO4 + 12 H2SO4 = C2H4O2 + 30 H2O + 4 K2SO4 + 8 MnSO4
Cr(OH)3(s) + H(aq) = H2O(l) + Cr(aq) =>
Cr(OH)3(s) + 3 H(aq) = 3 H2O(l) + Cr(aq)
Ba(ClO3)2 + Al(CN)3 = Ba(CN)2 + Al(ClO3)3 =>
3 Ba(ClO3)2 + 2 Al(CN)3 = 3 Ba(CN)2 + 2 Al(ClO3)3
NaI + KClO + H2O = I2 + KCl + NaOH =>
2 NaI + KClO + H2O = I2 + KCl + 2 NaOH
K2Cr2O7 + Pb(OH)2 = PbCrO4 + H2O + KOH =>
K2Cr2O7 + 2 Pb(OH)2 = 2 PbCrO4 + H2O + 2 KOH
Ga2(SO4)3 + H2O = Ga(OH)3 + H2SO4 =>
Ga2(SO4)3 + 6 H2O = 2 Ga(OH)3 + 3 H2SO4
Na + Zn(OH2) = Zn + NaOH2 =>
Na + Zn(OH2) = Zn + NaOH2
C5NH5 + O2 = CO2 + H2O + NO2 =>
4 C5NH5 + 29 O2 = 20 CO2 + 10 H2O + 4 NO2
C3H8O3 + CuO = C3H6O3Cu + H2O =>
C3H8O3 + CuO = C3H6O3Cu + H2O
O9 = O8 =>
8 O9 = 9 O8
Na2S + KMnO4 + H2O = S + MnO + NaOH + KOH =>
5 Na2S + 2 KMnO4 + 6 H2O = 5 S + 2 MnO + 10 NaOH + 2 KOH
S80 + O2 = SO3 =>
S80 + 120 O2 = 80 SO3
FeS + HClO3 = H2S + Fe(ClO3)2 =>
FeS + 2 HClO3 = H2S + Fe(ClO3)2
Co2(SO4)3 + Mg(IO3)2 = MgSO4 + Co(IO3)3 =>
Co2(SO4)3 + 3 Mg(IO3)2 = 3 MgSO4 + 2 Co(IO3)3
NaOH + Al + NaNO3 + H2O = NH3 + NaAlO2 =>
5 NaOH + 8 Al + 3 NaNO3 + 2 H2O = 3 NH3 + 8 NaAlO2
MnO4 + Mn{+2} + OH{-} = MnO2 + H2O =>
MnO4 + 2 Mn{+2} + 4 OH{-} = 3 MnO2 + 2 H2O
CH3NH2 + CH3COOH = CH3NH3 + OCOCH3 =>
CH3NH2 + CH3COOH = CH3NH3 + OCOCH3
KBr + CuBr = K[CuBr2] =>
KBr + CuBr = K[CuBr2]
C2H4 + HCl = C2H5Cl =>
C2H4 + HCl = C2H5Cl
Na2SO4 + PbCl2 = NaCl + PbSO4 =>
Na2SO4 + PbCl2 = 2 NaCl + PbSO4
Fe(SO3) + SrS = FeS + Sr(SO3) =>
Fe(SO3) + SrS = FeS + Sr(SO3)
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
C2H4 + HCl = C2H5Cl =>
C2H4 + HCl = C2H5Cl
Cr2O3(s) + Al(s) = Al2O3(s) + Cr(s) =>
Cr2O3(s) + 2 Al(s) = Al2O3(s) + 2 Cr(s)
Al2(CO3)3(s) + HBr(aq) = AlBr3(aq) + H2O(l) + CO2(g) =>
Al2(CO3)3(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2O(l) + 3 CO2(g)
Cu(NO3)2 + Rb2S = CuS + RbNO3 =>
Cu(NO3)2 + Rb2S = CuS + 2 RbNO3
K2CrO2 + KI + H2SO4 = Cr2SO4 + K2SO4 + I + H2O =>
2 K2CrO2 + 2 KI + 4 H2SO4 = Cr2SO4 + 3 K2SO4 + 2 I + 4 H2O
CaCl2 + NaH2PO4 + NH4OH = Ca3(PO4)2 + NaCl + NH4Cl + H2O =>
3 CaCl2 + 2 NaH2PO4 + 4 NH4OH = Ca3(PO4)2 + 2 NaCl + 4 NH4Cl + 4 H2O
K2CrO4 + Zn(C2H3O2)2 = ZnCrO4 + KC2H3O2 =>
K2CrO4 + Zn(C2H3O2)2 = ZnCrO4 + 2 KC2H3O2
(NH4)2SO4(aq) + CaCl2(aq) = CaSO4(ppt) + NH4Cl =>
(NH4)2SO4(aq) + CaCl2(aq) = CaSO4(ppt) + 2 NH4Cl
ZnBr + NaPO4 = NaBr + ZnPO4 =>
ZnBr + NaPO4 = NaBr + ZnPO4
KCNS + AgNO3 = AgCNS + KNO3 =>
KCNS + AgNO3 = AgCNS + KNO3
Zn + S7 = ZnS =>
7 Zn + S7 = 7 ZnS
FeCO3 + HI = HCO3 + FeI2 + H2 =>
2 FeCO3 + 4 HI = 2 HCO3 + 2 FeI2 + H2
C4H4O + H2S = C4H4S + H2O =>
C4H4O + H2S = C4H4S + H2O
Br2 + NaAt = NaBr + At2 =>
Br2 + 2 NaAt = 2 NaBr + At2
Mg + HBr = MgBrH =>
Mg + HBr = MgBrH
RuO2 + H2SO4 + KCl = RuSO4 + K2SO4 + Cl2 + H2O =>
RuO2 + 2 H2SO4 + 2 KCl = RuSO4 + K2SO4 + Cl2 + 2 H2O
MnO(OH) + I{-} + H{+} = Mn2{+} + I2 + H2O =>
4 MnO(OH) + 10 I{-} + 12 H{+} = 2 Mn2{+} + 5 I2 + 8 H2O
K2(CO3) + H(NO3) = K(NO3) + CO2 + H2O =>
K2(CO3) + 2 H(NO3) = 2 K(NO3) + CO2 + H2O
Ag{+} + AsH3 + OH{-} = Ag + H3AsO3 + H2O =>
6 Ag{+} + AsH3 + 6 OH{-} = 6 Ag + H3AsO3 + 3 H2O
H2SO4 + Cu2S = H2O + SO2 + CuSO4 =>
6 H2SO4 + Cu2S = 6 H2O + 5 SO2 + 2 CuSO4
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