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2*O = O2
TiC + O2 = TiO2 + CO2 =>
TiC + 2 O2 = TiO2 + CO2
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
K + I = KI =>
K + I = KI
Ca + NH4 + Fe(CN)6 = Ca(NH4)2[Fe(CN)6] =>
Ca + 2 NH4 + Fe(CN)6 = Ca(NH4)2[Fe(CN)6]
Al(NO3)3 + Al(OH)3 = OH + Al(NO3) =>
Al(NO3)3 + 2 Al(OH)3 = 6 OH + 3 Al(NO3)
CH15 + O2 = CO2 + H2O =>
4 CH15 + 19 O2 = 4 CO2 + 30 H2O
CH3(OH) + O2 = CO2 + H(OH) =>
2 CH3(OH) + 3 O2 = 2 CO2 + 4 H(OH)
H3C2OOH + NaOH = H2O + H3C2OONa =>
H3C2OOH + NaOH = H2O + H3C2OONa
Ca(SO4)2 + BaCl2 = CaCl2 + Ba(SO4)2 =>
Ca(SO4)2 + BaCl2 = CaCl2 + Ba(SO4)2
Ag + HNO3 = AgNO3 + H2O + NH3 =>
8 Ag + 9 HNO3 = 8 AgNO3 + 3 H2O + NH3
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Ca(OH)2 + KHCO3 = KOH + CaCO3 + H2O =>
Ca(OH)2 + KHCO3 = KOH + CaCO3 + H2O
AgI + NH3 = AgNH3I =>
AgI + NH3 = AgNH3I
FS2 + O2 = FO3 + SO2 =>
2 FS2 + 7 O2 = 2 FO3 + 4 SO2
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
PbNO3 + ZnBr2 = PbBr2 + ZnNO3 =>
PbNO3 + ZnBr2 = PbBr2 + ZnNO3
SO3{2-} + Ag{+} + OH{-} = SO4{2-} + Ag + H2O =>
SO3{2-} + 2 Ag{+} + 2 OH{-} = SO4{2-} + 2 Ag + H2O
Al(C2H5)3 + HCl = AlCl3 + C2H6 =>
Al(C2H5)3 + 3 HCl = AlCl3 + 3 C2H6
(C6H8O7) + H2O = C6H5O7 + H3O =>
(C6H8O7) + 3 H2O = C6H5O7 + 3 H3O
ClO{-} + H{+} = Cl2 + ClO3{-} + H2O =>
5 ClO{-} + 4 H{+} = 2 Cl2 + ClO3{-} + 2 H2O
Si + Fe = SiFe =>
Si + Fe = SiFe
Mo3 = Mo =>
Mo3 = 3 Mo
KMnO4 + H2O = MnO2 + KOH + H2O2 =>
2 KMnO4 + 4 H2O = 2 MnO2 + 2 KOH + 3 H2O2
Hf + H2SO4 = Hf(SO4)2 + H2 =>
Hf + 2 H2SO4 = Hf(SO4)2 + 2 H2
CaCl2 + KBrO3 = Ca(BrO3)2 + KCl =>
CaCl2 + 2 KBrO3 = Ca(BrO3)2 + 2 KCl
K2SO4 + PO4 = K3PO4 + SO4 =>
3 K2SO4 + 2 PO4 = 2 K3PO4 + 3 SO4
In + InBr3 = InBr =>
2 In + InBr3 = 3 InBr
Hf + H2SO4 = Hf(SO4)2 + H2 =>
Hf + 2 H2SO4 = Hf(SO4)2 + 2 H2
Sn3(PO4)2 + HCl = SnCl2 + H3PO4 =>
Sn3(PO4)2 + 6 HCl = 3 SnCl2 + 2 H3PO4
Zn + BaCl2 = Ba + ZnCl2 =>
Zn + BaCl2 = Ba + ZnCl2
Na3PO4(aq) + SrCl2(aq) = Na3Cl2(aq) + SrPO4(s) =>
Na3PO4(aq) + SrCl2(aq) = Na3Cl2(aq) + SrPO4(s)
MnO4{-} + HS{-} + H2O = SO4{-2} + OH{-} + MnO2 =>
8 MnO4{-} + 3 HS{-} + H2O = 3 SO4{-2} + 5 OH{-} + 8 MnO2
Br2 + O2 = Br2O3 =>
2 Br2 + 3 O2 = 2 Br2O3
CO2 + BaO = BaCO3 =>
CO2 + BaO = BaCO3
CH3COOH + C3H7OH = CH3COOC3H7 + H2O =>
CH3COOH + C3H7OH = CH3COOC3H7 + H2O
KOH(aq)HNO3(aq) = H2OKNO3(aq) =>
KOH(aq)HNO3(aq) = H2OKNO3(aq)
Na2O2 = (NaO)2 =>
Na2O2 = (NaO)2
K2CrO4 + H2SO4 = K2SO4 + H2CrO4 =>
K2CrO4 + H2SO4 = K2SO4 + H2CrO4
Ca3(PO4)2 + HNO3 = Ca(NO3)2 + P2O5 + H2O =>
Ca3(PO4)2 + 6 HNO3 = 3 Ca(NO3)2 + P2O5 + 3 H2O
ZnO + CH4 = Zn + CO2 + H2O =>
4 ZnO + CH4 = 4 Zn + CO2 + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CH4 + CH3COOH = H2O + CH3COOCH4 =>
6 CH4 + 9 CH3COOH = 2 H2O + 8 CH3COOCH4
Br2 + CaI2 = Br2Ca + I =>
Br2 + CaI2 = Br2Ca + 2 I
AlBr3 + Ba = BaBr2 + Al =>
2 AlBr3 + 3 Ba = 3 BaBr2 + 2 Al
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
MgSO4 + CaIO2 = MgIO2 + CaSO4 =>
MgSO4 + CaIO2 = MgIO2 + CaSO4
Zn + HCl = Cl2 + Zn2H =>
4 Zn + 2 HCl = Cl2 + 2 Zn2H
K2Cl2O7 + HBr = Br2 + KBr + ClBr3 + H2O =>
K2Cl2O7 + 14 HBr = 3 Br2 + 2 KBr + 2 ClBr3 + 7 H2O
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