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2 KI + Na2O2 + H2O = I2 + Na2O + 2 KOH
Li2CO3 + C = CO + Li =>
Li2CO3 + 2 C = 3 CO + 2 Li
Na2O + S = Na + SO2 =>
2 Na2O + S = 4 Na + SO2
Pb + O4 = Pb3O4 =>
3 Pb + O4 = Pb3O4
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Na2S2O3 + KIO3 + HCl = Na2S4O6 + KI + NaCl + H2O =>
6 Na2S2O3 + KIO3 + 6 HCl = 3 Na2S4O6 + KI + 6 NaCl + 3 H2O
Cu(HO)2 + H2SO4 = CuSO4 + H2O =>
Cu(HO)2 + H2SO4 = CuSO4 + 2 H2O
ZnSO4 + KNO3 = Zn(NO3)2 + K2 + SO4 =>
ZnSO4 + 2 KNO3 = Zn(NO3)2 + K2 + SO4
KI + O3 = I2 + K2O2 =>
6 KI + 2 O3 = 3 I2 + 3 K2O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ni3P2 + H2O = Ni(OH)2 + PH3 =>
Ni3P2 + 6 H2O = 3 Ni(OH)2 + 2 PH3
CH3COH + K2Cr2O7 = CH3COOK + Cr2O3 + CH3COOH + KOH =>
3 CH3COH + K2Cr2O7 = CH3COOK + Cr2O3 + 2 CH3COOH + KOH
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
Fe2O3(aq) = Fe + O2 =>
2 Fe2O3(aq) = 4 Fe + 3 O2
Ca + (NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca + (NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
KClO3 + CaCl2 = KCl + Ca(ClO3)2 =>
2 KClO3 + CaCl2 = 2 KCl + Ca(ClO3)2
Fe(OH)2 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 Fe(OH)2 + 2 KMnO4 + 18 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 28 H2O
NaNO3(aq) + BaCl2(aq) = NaCl(aq) + Ba(NO3)2(aq) =>
2 NaNO3(aq) + BaCl2(aq) = 2 NaCl(aq) + Ba(NO3)2(aq)
Fe(OH)2 + NaOH + H2O2 = Na2FeO4 + H2O =>
Fe(OH)2 + 2 NaOH + 2 H2O2 = Na2FeO4 + 4 H2O
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
Fe + HNO3 = FeNO3 + NH3 + H2O =>
8 Fe + 9 HNO3 = 8 FeNO3 + NH3 + 3 H2O
S6(s) + O2(g) = SO3(g) =>
S6(s) + 9 O2(g) = 6 SO3(g)
Mg[OH]2 + H3PO4 = Mg3[PO4]2 + H2O =>
3 Mg[OH]2 + 2 H3PO4 = Mg3[PO4]2 + 6 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
HS + NO3 = S + NO2 + OH =>
HS + NO3 = S + NO2 + OH
Ca + K = CaK =>
Ca + K = CaK
BaCO3 + H3PO4 = BaH2 + (CO3)3(PO4)2 =>
3 BaCO3 + 2 H3PO4 = 3 BaH2 + (CO3)3(PO4)2
HSbO2 = Sb2O3 + H2O =>
2 HSbO2 = Sb2O3 + H2O
Pb3O4 + HCl = PbCl + Cl2 + H2O =>
2 Pb3O4 + 16 HCl = 6 PbCl + 5 Cl2 + 8 H2O
Hg2Cl2 + H2O = Hg2O + H2Cl2 =>
Hg2Cl2 + H2O = Hg2O + H2Cl2
CaHAsO3 + Ba(OH)2 = Ca(OH)2 + Ba3(AsO3)2 + H2O =>
2 CaHAsO3 + 3 Ba(OH)2 = 2 Ca(OH)2 + Ba3(AsO3)2 + 2 H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
C22H46 + CuO = Cu + H2O + CO2 =>
C22H46 + 67 CuO = 67 Cu + 23 H2O + 22 CO2
LiNO3(aq) + Pb(C2H3O2)2(aq) = LiC2H3O2(aq) + Pb(NO3)2(aq) =>
2 LiNO3(aq) + Pb(C2H3O2)2(aq) = 2 LiC2H3O2(aq) + Pb(NO3)2(aq)
C5H7O2N + H2O = CH4 + CO2 + NH3 =>
2 C5H7O2N + 6 H2O = 5 CH4 + 5 CO2 + 2 NH3
NaBr + Cl2 = NaCl + Br2 = =>
2 NaBr + Cl2 = 2 NaCl + Br2
MgO + Ba(OH)2 = BaO + Mg(OH)2 =>
MgO + Ba(OH)2 = BaO + Mg(OH)2
C5H8 + O2(g) = CO2(g) + H2O(g) =>
C5H8 + 7 O2(g) = 5 CO2(g) + 4 H2O(g)
PbO + HI = PbIOH =>
PbO + HI = PbIOH
KI + AgNO3 = KNO3 + AgI =>
KI + AgNO3 = KNO3 + AgI
CuO + P2O5 = Cu3(PO4)2 =>
3 CuO + P2O5 = Cu3(PO4)2
AgCl(s) + NH3(aq) = [Ag(NH3)]{+}(aq) + Cl{-}(aq) =>
AgCl(s) + NH3(aq) = [Ag(NH3)]{+}(aq) + Cl{-}(aq)
CaO + H2O2 = CaH2O3 =>
CaO + H2O2 = CaH2O3
Mg + NaHSO4 = MgSO4 + Na2SO4 + H2O + H2S =>
4 Mg + 10 NaHSO4 = 4 MgSO4 + 5 Na2SO4 + 4 H2O + H2S
CdCl2 + H2SO3 = CdSO3 + HCl =>
CdCl2 + H2SO3 = CdSO3 + 2 HCl
HgNO3(aq) + LiI(aq) = HgI(s) + LiNO3(aq) =>
HgNO3(aq) + LiI(aq) = HgI(s) + LiNO3(aq)
Na2S + Br2 = NaBr + S =>
Na2S + Br2 = 2 NaBr + S
Fe + Cl2 + NaOH = NaCl2 + FeOH =>
Fe + Cl2 + NaOH = NaCl2 + FeOH
H + N2O3 = H2O + N =>
6 H + N2O3 = 3 H2O + 2 N
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