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2 KNO3 = 2 KNO2 + O2
Na2O5 + H2O = Na(OH)2 + O2 =>
2 Na2O5 + 4 H2O = 4 Na(OH)2 + 3 O2
Zn(s) + Ag{+}(aq) = Zn{2+}(aq) + Ag(s) =>
Zn(s) + 2 Ag{+}(aq) = Zn{2+}(aq) + 2 Ag(s)
K2C4H4O6 + AgNO3 = Ag2C4H4O6 + KNO3 =>
K2C4H4O6 + 2 AgNO3 = Ag2C4H4O6 + 2 KNO3
(NH3OH)Cl + NaOH + Al + H2O = NH3 + NaCl + Na(Al(OH)4(H2O)2) =>
3(NH3OH)Cl + 5 NaOH + 2 Al + 4 H2O = 3 NH3 + 3 NaCl + 2 Na(Al(OH)4(H2O)2)
KMnO4 + H3PO3 + HCl = H3PO4 + MnCl2 + KCl + H2O =>
2 KMnO4 + 5 H3PO3 + 6 HCl = 5 H3PO4 + 2 MnCl2 + 2 KCl + 3 H2O
KMnO4(s) + H2O2(aq) = KO2(aq) + MnO4(aq) + H2(g) =>
KMnO4(s) + H2O2(aq) = KO2(aq) + MnO4(aq) + H2(g)
H2O + K = K2O + H =>
H2O + 2 K = K2O + 2 H
Al + H2O = Al2O3 + H2 =>
2 Al + 3 H2O = Al2O3 + 3 H2
Ca + Cr(C2H3O2)3 = Ca(C2H3O2)2 + Cr =>
3 Ca + 2 Cr(C2H3O2)3 = 3 Ca(C2H3O2)2 + 2 Cr
BeI2 + Cu2SO4 = BeSO4 + Cu2I2 =>
BeI2 + Cu2SO4 = BeSO4 + Cu2I2
SrCl2 + Na2CrO4 = NaCl + SrCrO4 =>
SrCl2 + Na2CrO4 = 2 NaCl + SrCrO4
Co2 + H2SO4 = CoH2SO4 =>
Co2 + 2 H2SO4 = 2 CoH2SO4
AlO3 = Al + O2 =>
2 AlO3 = 2 Al + 3 O2
Fe22O33 + C = Fe + CO2 =>
2 Fe22O33 + 33 C = 44 Fe + 33 CO2
Ca(HCO3)2(aq) + HCl(aq) = CaCl2(aq) + CO2(aq) + H2O =>
Ca(HCO3)2(aq) + 2 HCl(aq) = CaCl2(aq) + 2 CO2(aq) + 2 H2O
C3H18 + O3 = CO2 + H2O =>
C3H18 + 5 O3 = 3 CO2 + 9 H2O
As2S3 + OH{-} + H3O2 = AsO4{3-} + SO4{2-} + H2O =>
As2S3 + 12 OH{-} + 28 H3O2 = 2 AsO4{3-} + 3 SO4{2-} + 48 H2O
HI + ZnCl2 = ZnI2 + HCl =>
2 HI + ZnCl2 = ZnI2 + 2 HCl
BaCl2(aq) + HNO3(aq) = BaNO3(aq) + HCl2(aq) =>
BaCl2(aq) + HNO3(aq) = BaNO3(aq) + HCl2(aq)
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
FeCl3 + NaI = FeI3 + NaCl =>
FeCl3 + 3 NaI = FeI3 + 3 NaCl
C3H7COOH + NaHCO3 = C3H7COONa + H2O + CO2 =>
C3H7COOH + NaHCO3 = C3H7COONa + H2O + CO2
C2H4 + H2O = CH3CH2OH =>
C2H4 + H2O = CH3CH2OH
Ba + HNO3 = Ba(NO3)2 + N2O + H2O =>
4 Ba + 10 HNO3 = 4 Ba(NO3)2 + N2O + 5 H2O
Ba + HNO3 = Ba(NO3)2 + NO + H2O =>
3 Ba + 8 HNO3 = 3 Ba(NO3)2 + 2 NO + 4 H2O
Ca + Cr(C2H3O2)3 = Ca(C2H3O2)2 + Cr =>
3 Ca + 2 Cr(C2H3O2)3 = 3 Ca(C2H3O2)2 + 2 Cr
OH{-} + As4O6 + I3{-} = As4O10 + I{-} + H2O =>
8 OH{-} + As4O6 + 4 I3{-} = As4O10 + 12 I{-} + 4 H2O
C6H12 + Br + NaCl = C6Br + NaClH12 =>
C6H12 + Br + NaCl = C6Br + NaClH12
AI(OH)3(s) + Na(s) = AI(s) + NaOH(aq) =>
AI(OH)3(s) + 3 Na(s) = AI(s) + 3 NaOH(aq)
CH3CHO + SOCl2 = CH3CHCl2 + SO2 =>
CH3CHO + SOCl2 = CH3CHCl2 + SO2
K2(CrO4) + AgNO3 = KNO3 + Ag2(CrO4) =>
K2(CrO4) + 2 AgNO3 = 2 KNO3 + Ag2(CrO4)
AlCl3 + NaHCO3 = NaCl + Al2O3 + CO2 + H2O =>
2 AlCl3 + 6 NaHCO3 = 6 NaCl + Al2O3 + 6 CO2 + 3 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Mg(OH)2 + K3[Fe(CN)6] = Mg3[Fe(CN)6]2 + KOH =>
3 Mg(OH)2 + 2 K3[Fe(CN)6] = Mg3[Fe(CN)6]2 + 6 KOH
Ca(OH)2 + Hg = Ca(OH)2Hg =>
Ca(OH)2 + Hg = Ca(OH)2Hg
Ba + ZnS = Zn + BaS =>
Ba + ZnS = Zn + BaS
BaCl2*2H2O + NH4OH + H2O2 = BaO2 + NH4Cl + H2O =>
BaCl2*2H2O + 2 NH4OH + H2O2 = BaO2 + 2 NH4Cl + 4 H2O
C6H12O6 + O2CO2 + H2O = HCOOH =>
C6H12O6 + 2 O2CO2 + 2 H2O = 8 HCOOH
Ag + MgBr2 = AgBr + Mg2 =>
4 Ag + 2 MgBr2 = 4 AgBr + Mg2
Au2 + Fe = AuFe =>
Au2 + 2 Fe = 2 AuFe
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
TiCl2 + AgNO3 = AgCl + Ti(NO3)2 =>
TiCl2 + 2 AgNO3 = 2 AgCl + Ti(NO3)2
KBr + Na2SO4 = K2SO4 + NaBr =>
2 KBr + Na2SO4 = K2SO4 + 2 NaBr
Cl + Cu2Br = CuCl + Br =>
2 Cl + Cu2Br = 2 CuCl + Br
CO + H2O = C2H12O + O2 =>
4 CO + 12 H2O = 2 C2H12O + 7 O2
C3H4 + Cl2 = C3H4Cl1 =>
2 C3H4 + Cl2 = 2 C3H4Cl1
AgNO3 + CrCl3 = Cr2(NO3)3 + AgCl2 =>
3 AgNO3 + 2 CrCl3 = Cr2(NO3)3 + 3 AgCl2
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