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S8 + 12 O2 = 8 SO3
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Ag2Cr2O7 = Ag + Cr + O =>
Ag2Cr2O7 = 2 Ag + 2 Cr + 7 O
*****Pb + *******HCl = (l)PbCl2 + ****H2 =>
*****Pb + 2*******HCl = (l)PbCl2 + ****H2
Cr(NO3)3 = Cr + (NO3) =>
Cr(NO3)3 = Cr + 3(NO3)
NaClO + H2O = NaClOH + H2O2 =>
2 NaClO + 2 H2O = 2 NaClOH + H2O2
Sn(NO3)2 + Co = Co(NO3)2 + Sn =>
Sn(NO3)2 + Co = Co(NO3)2 + Sn
*****Pb + *******HCl = (l)PbCl2 + ****H2 =>
*****Pb + 2*******HCl = (l)PbCl2 + ****H2
CH3CCH + O2 = CO2 + H2O =>
CH3CCH + 4 O2 = 3 CO2 + 2 H2O
MnI7 + Br2 = MnBr7 + I2 =>
2 MnI7 + 7 Br2 = 2 MnBr7 + 7 I2
BrKCl = BrClK =>
BrKCl = BrClK
*****Pb + *******HCl = (l)PbCl2 + ****H2 =>
*****Pb + 2*******HCl = (l)PbCl2 + ****H2
Br2 + Na2SO3 = Br2SO3 + Na =>
Br2 + Na2SO3 = Br2SO3 + 2 Na
NaBH4 + H2SO4 = Na2SO4 + H2 + B2H2 =>
2 NaBH4 + H2SO4 = Na2SO4 + 4 H2 + B2H2
SrI + AgNO3 = AgI + SrNO3 =>
SrI + AgNO3 = AgI + SrNO3
LeadNitrate + SodiumCarbonate = LeadCarbonate + SodiumNitrate =>
LeadNitrate + SodiumCarbonate = LeadCarbonate + SodiumNitrate
Sb + KBrO3 = KSb + BrO3 =>
Sb + KBrO3 = KSb + BrO3
*****Pb + *******HCl = (l)PbCl2 + ****H2 =>
*****Pb + 2*******HCl = (l)PbCl2 + ****H2
C2H3OCl + AlCl3 = C2H3O + AlCl4 =>
C2H3OCl + AlCl3 = C2H3O + AlCl4
H2PO2{-} + AgNO3 + H2O = H2PO4{-} + Ag + HNO3 =>
H2PO2{-} + 4 AgNO3 + 2 H2O = H2PO4{-} + 4 Ag + 4 HNO3
(NH4)2SO4 + NaOH = Na2SO4 + H2O(NH3) =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 H2O(NH3)
Al + H5IO6 = Al5(IO6)3 + H2 =>
10 Al + 6 H5IO6 = 2 Al5(IO6)3 + 15 H2
CuS + C = Cu + CS2 =>
2 CuS + C = 2 Cu + CS2
ZnO + K2CO3 = ZnCO3 + K2O =>
ZnO + K2CO3 = ZnCO3 + K2O
Sb + O2 = Sb2O3 = =>
4 Sb + 3 O2 = 2 Sb2O3
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
ZnCuCl2 = CuZnCl2 =>
ZnCuCl2 = CuZnCl2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
SO2CaO = Ca(SO3) =>
SO2CaO = Ca(SO3)
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NH3*H2O + HCl = NH4Cl + H2O =>
NH3*H2O + HCl = NH4Cl + H2O
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
NaBr + PbI2 = NaI + PbBr2 =>
2 NaBr + PbI2 = 2 NaI + PbBr2
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
NaCN + HCl = NaClHCN =>
NaCN + HCl = NaClHCN
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
HCl(g) = H2Cl2 =>
2 HCl(g) = H2Cl2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
KINaCl = KClNaI =>
KINaCl = KClNaI
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
Ti(s) + F2 = TiF4(s) =>
Ti(s) + 2 F2 = TiF4(s)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Li2SO4 + AgNO3 = Ag2SO4 + LiNO3 =>
Li2SO4 + 2 AgNO3 = Ag2SO4 + 2 LiNO3
HI(aq) + RbOH(aq) = RbHI(aq) + OH(s) =>
HI(aq) + RbOH(aq) = RbHI(aq) + OH(s)
NaClAg = AgClNa =>
NaClAg = AgClNa
Hg2(NO3)2(aq) + NaCl(ag) = Hg2Cl2(s) + NaNO3(aq) =>
Hg2(NO3)2(aq) + 2 NaCl(ag) = Hg2Cl2(s) + 2 NaNO3(aq)
PbNO3(s) = Pb2O(s) + NO2(g) + O2(g) =>
4 PbNO3(s) = 2 Pb2O(s) + 4 NO2(g) + O2(g)
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