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Al2 + 2 HCO3 = 2 AlHCO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KNO3 + FeCl = KCl + Fe2(NO3)2 =>
2 KNO3 + 2 FeCl = 2 KCl + Fe2(NO3)2
I2 + HF = IF + H =>
I2 + 2 HF = 2 IF + 2 H
CuCl2 + NaOH = NaOHCuCl2 =>
CuCl2 + NaOH = NaOHCuCl2
CH3CO2H + Mg = Mg(CH3CO2)2 + H2 =>
2 CH3CO2H + Mg = Mg(CH3CO2)2 + H2
Zn + BrH = Zn2Br + H2 =>
4 Zn + 2 BrH = 2 Zn2Br + H2
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
MgO + KI = MgI2 + K2O =>
MgO + 2 KI = MgI2 + K2O
MnO4{-} + H{+} + Br{-}� = Mn2{+} + Br2 + H2O =>
4 MnO4{-} + 32 H{+} + 26 Br{-}� = 2 Mn2{+} + 13 Br2 + 16 H2O
NH4IO2 = N2 + I2 + H2O =>
2 NH4IO2 = N2 + I2 + 4 H2O
Cu(NH4)2(SO4)2 + NaOH = Cu(NH4)2(OH)2 + NaSO4 =>
Cu(NH4)2(SO4)2 + 2 NaOH = Cu(NH4)2(OH)2 + 2 NaSO4
CH2CH(CH2)2 + O2 = CO2 + H2O =>
4 CH2CH(CH2)2 + 23 O2 = 16 CO2 + 14 H2O
KBr + PbO2 + HNO3 = Pb(NO3)3 + Br2 + KNO3 + H2O =>
2 KBr + 2 PbO2 + 8 HNO3 = 2 Pb(NO3)3 + Br2 + 2 KNO3 + 4 H2O
P + Br = PBr3 =>
P + 3 Br = PBr3
AgNO3 + KClO4 = AgClO4 + KNO3 =>
AgNO3 + KClO4 = AgClO4 + KNO3
Pb(NO3)2 + CH3COONa = Pb(CH3COO)2 + NaNO3 =>
Pb(NO3)2 + 2 CH3COONa = Pb(CH3COO)2 + 2 NaNO3
Na2CrO4 + KOH = Na2OH + KCrO4 =>
Na2CrO4 + KOH = Na2OH + KCrO4
Cr2O7{2-} + H{+} + SO3{2-} = SO4{2-} + Cr{3+} + H2O =>
Cr2O7{2-} + 8 H{+} + 3 SO3{2-} = 3 SO4{2-} + 2 Cr{3+} + 4 H2O
Sr + HOH = Sr(OH)2 + H2 =>
Sr + 2 HOH = Sr(OH)2 + H2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CuI + H2SO4 = CuSO4 + SO2 + H2O + I2 =>
2 CuI + 4 H2SO4 = 2 CuSO4 + 2 SO2 + 4 H2O + I2
S2O3 + I2 + OH{-}1 = SO4{2-} + I{-} + H2O =>
S2O3 + 3 I2 + 10 OH{-}1 = 2 SO4{2-} + 6 I{-} + 5 H2O
(Pb(NO3)2)(aq) + KI(aq) = PbI2(s) + K(NO3)(aq) =>
(Pb(NO3)2)(aq) + 2 KI(aq) = PbI2(s) + 2 K(NO3)(aq)
Sb4O5Cl2(s) = Sb2O3 + SbCl3 =>
3 Sb4O5Cl2(s) = 5 Sb2O3 + 2 SbCl3
Si + Na = Si3Na =>
3 Si + Na = Si3Na
VCl3 + LiOH = V(OH)3 + LiCl =>
VCl3 + 3 LiOH = V(OH)3 + 3 LiCl
H2S + HNO3 = S8 + NO + H2O =>
24 H2S + 16 HNO3 = 3 S8 + 16 NO + 32 H2O
K(OH)(aq) + Co3(PO4)2(aq) = K3(PO4)(aq) + Co(OH)2(aq) =>
6 K(OH)(aq) + Co3(PO4)2(aq) = 2 K3(PO4)(aq) + 3 Co(OH)2(aq)
Sb2S3 + HNO3 = Sb2O5 + NO2 + H2SO4 + H2O =>
Sb2S3 + 28 HNO3 = Sb2O5 + 28 NO2 + 3 H2SO4 + 11 H2O
KMnO4(aq) + KI(aq) + H2SO4 = MnSO4(s) + K2SO4(aq) + H2O(aq) + I2(aq) =>
2 KMnO4(aq) + 10 KI(aq) + 8 H2SO4 = 2 MnSO4(s) + 6 K2SO4(aq) + 8 H2O(aq) + 5 I2(aq)
AgNo3(aq) + NaOH(aq) = AgO(s) + NaNo3(aq) + H20(l) =>
20 AgNo3(aq) + 20 NaOH(aq) = 20 AgO(s) + 20 NaNo3(aq) + H20(l)
Si + O2 = SiO2 =>
Si + O2 = SiO2
Ba(HCO3)2 + HCl = H(HCO3)2 + BaCl =>
Ba(HCO3)2 + HCl = H(HCO3)2 + BaCl
K2(SO4) + HNO3 = H2SO4 + K(NO3) =>
K2(SO4) + 2 HNO3 = H2SO4 + 2 K(NO3)
oxygen = ozone =>
3 O2 = 2 O3
NaCO3 + H2O = HCO3 + NaOH =>
NaCO3 + H2O = HCO3 + NaOH
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
Ga2(SO4)3 + Ca(OH)2 = Ga(OH)3 + CaSO4 =>
Ga2(SO4)3 + 3 Ca(OH)2 = 2 Ga(OH)3 + 3 CaSO4
Zr + HNO3 + HCl = ZrCl4 + NO + H2O =>
3 Zr + 4 HNO3 + 12 HCl = 3 ZrCl4 + 4 NO + 8 H2O
Fe(s) + HCl = Fe(HCl)2 =>
Fe(s) + 2 HCl = Fe(HCl)2
RCH2OHMnO4 = RCOOHMnO2H2O =>
RCH2OHMnO4 = RCOOHMnO2H2O
C5H12O2N2 + O2 = CO2 + H2O + NH3 =>
2 C5H12O2N2 + 11 O2 = 10 CO2 + 6 H2O + 4 NH3
NaNO3 + H2O2 = NaO + HNO3 =>
2 NaNO3 + H2O2 = 2 NaO + 2 HNO3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C2H5NO2 + H = C2H5NH2 + H2O =>
C2H5NO2 + 6 H = C2H5NH2 + 2 H2O
Zn(s) + Na(NO3)(ag) = Zn(NO3)2(ag) + Na(s) =>
Zn(s) + 2 Na(NO3)(ag) = Zn(NO3)2(ag) + 2 Na(s)
CH4 + Br4 = CHBr3 + HBr =>
2 CH4 + 3 Br4 = 2 CHBr3 + 6 HBr
NH4HCO3 + HNO3 = NH4NO2 + H2O + CO2 =>
5 NH4HCO3 + 3 HNO3 = 4 NH4NO2 + 6 H2O + 5 CO2
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