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MgO + H2S = MgS + H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
NaHCO3 + Ca(OH)2 = CaCO3 + H2O + NaOH =>
NaHCO3 + Ca(OH)2 = CaCO3 + H2O + NaOH
CaCl2 + H2SO4 = Ca(HSO4)2 + HCl =>
CaCl2 + 2 H2SO4 = Ca(HSO4)2 + 2 HCl
H2SiO3 + CaCl2 = HCl + CaSiO3 =>
H2SiO3 + CaCl2 = 2 HCl + CaSiO3
KI + KNO2 + H2SO4 = I2 + K2SO4 + NO + H2O =>
2 KI + 2 KNO2 + 2 H2SO4 = I2 + 2 K2SO4 + 2 NO + 2 H2O
Sb + H2 = H3Sb =>
2 Sb + 3 H2 = 2 H3Sb
Fe2O3 + HCl + SnCl2 = FeCl2 + H2O + SnCl4 =>
Fe2O3 + 6 HCl + SnCl2 = 2 FeCl2 + 3 H2O + SnCl4
FeS + Ba(OH)2 = BaS + Fe(OH)2 =>
FeS + Ba(OH)2 = BaS + Fe(OH)2
MgCl2 + (NH4)2S = MgS + NH4Cl =>
MgCl2 + (NH4)2S = MgS + 2 NH4Cl
K2CO3 + LiNO3 = Li2CO3 + KNO3 =>
K2CO3 + 2 LiNO3 = Li2CO3 + 2 KNO3
Cu + CrCl3 = CuCl2 + CrCl2 =>
Cu + 2 CrCl3 = CuCl2 + 2 CrCl2
Na + O2 = NaO2 =>
Na + O2 = NaO2
P2O5 + KOH = H2O + K3PO4 =>
P2O5 + 6 KOH = 3 H2O + 2 K3PO4
[N2H5]Cl + AgNO3 = Ag + N2 + HCl + HNO3 =>
[N2H5]Cl + 4 AgNO3 = 4 Ag + N2 + HCl + 4 HNO3
NH2OH + H2SO3 = N2 + H2S + H2O =>
6 NH2OH + H2SO3 = 3 N2 + H2S + 9 H2O
SO2 + HOH = H2SO3 =>
SO2 + HOH = H2SO3
Sr(OH)2 + Cl2 = Sr(ClO3)2 + SrCl2 + H2O =>
6 Sr(OH)2 + 6 Cl2 = Sr(ClO3)2 + 5 SrCl2 + 6 H2O
Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
CH3COOH + MgCO3 = (CH3COO)2Mg + H2O + CO3 =>
11 CH3COOH + 6 MgCO3 = 6(CH3COO)2Mg + 4 H2O + 4 CO3
Si + HF = HSi + F =>
Si + HF = HSi + F
Co2 + H3PO4 = Co3(PO4)2 + H2 =>
3 Co2 + 4 H3PO4 = 2 Co3(PO4)2 + 6 H2
CoCl2 = Co2Cl4 =>
2 CoCl2 = Co2Cl4
Pb(HSO4)2 + KI = PbI2 + KHSO4 =>
Pb(HSO4)2 + 2 KI = PbI2 + 2 KHSO4
V + Cl2 = VCl3 =>
2 V + 3 Cl2 = 2 VCl3
PbO + C = Pb + CO =>
PbO + C = Pb + CO
FeF3 = Fe + F2 =>
2 FeF3 = 2 Fe + 3 F2
Na2CO3 + K2SO4 = K2Na2 + CO3SO4 =>
Na2CO3 + K2SO4 = K2Na2 + CO3SO4
N2 + NaOH = Na3N + OH =>
N2 + 6 NaOH = 2 Na3N + 6 OH
H2SO4 + Ag2O = Ag2SO4 + H2O =>
H2SO4 + Ag2O = Ag2SO4 + H2O
HCI + Ca2CO3 = CaCI + H2O + CO2 =>
2 HCI + Ca2CO3 = 2 CaCI + H2O + CO2
PbO = Pb + O2 =>
2 PbO = 2 Pb + O2
FeO + I{-} = IO{-} + Fe =>
FeO + I{-} = IO{-} + Fe
CH3CH2OH + O2(g) = CO2 + H2O =>
CH3CH2OH + 3 O2(g) = 2 CO2 + 3 H2O
FeC2O4*2H2O + H2O2 = Fe(C2O4){+} + OH{-} + H2O =>
2 FeC2O4*2H2O + H2O2 = 2 Fe(C2O4){+} + 2 OH{-} + 4 H2O
Pr2(CO3)3 + HNO3 = Pr(NO3)3 + H2O + CO2 =>
Pr2(CO3)3 + 6 HNO3 = 2 Pr(NO3)3 + 3 H2O + 3 CO2
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
Bi(OH)3 = BiO(OH) + H2O =>
Bi(OH)3 = BiO(OH) + H2O
Sb + AgNO3 = Ag + Sb(NO3) =>
Sb + AgNO3 = Ag + Sb(NO3)
(S2O3){-2} + I2 = I{-} + (S4O6){-2} =>
2(S2O3){-2} + I2 = 2 I{-} + (S4O6){-2}
zinc + nitrogen = Zn3N2 =>
3 Zn + N2 = Zn3N2
Cl + H2O = HCl + HClO =>
2 Cl + H2O = HCl + HClO
Ag2O + Na2S2O8 + NaOH = Ag2O2 + Na2S + HOH =>
9 Ag2O + Na2S2O8 + 2 NaOH = 9 Ag2O2 + 2 Na2S + HOH
NH4Cl + CaSO3 = (NH4)2SO3 + CaCl2 =>
2 NH4Cl + CaSO3 = (NH4)2SO3 + CaCl2
KAuO2Au = K[AuO]AuO =>
KAuO2Au = K[AuO]AuO
MgO(s) + HI(aq) = MgI + OH =>
MgO(s) + HI(aq) = MgI + OH
C7H6OS + O2 = CO2 + SO2 + H2O =>
C7H6OS + 9 O2 = 7 CO2 + SO2 + 3 H2O
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