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C2H5OH + 3 O2 = 2 CO2 + 3 H2O
SnO2 + NaOH = Sn(OH)4 + Na2O =>
SnO2 + 4 NaOH = Sn(OH)4 + 2 Na2O
Fe + P2O5 = FeO + P =>
5 Fe + P2O5 = 5 FeO + 2 P
MgO + ZnO = MgZn + O =>
MgO + ZnO = MgZn + 2 O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ca(H2PO4)2 + Al2O3 = CaP2O7 + H2O + Al =>
3 Ca(H2PO4)2 + Al2O3 = 3 CaP2O7 + 6 H2O + 2 Al
AgCl + MnSO4 + NaOH = Ag + H2MnO3 + Na2SO4 + NaCl + H2O =>
2 AgCl + MnSO4 + 4 NaOH = 2 Ag + H2MnO3 + Na2SO4 + 2 NaCl + H2O
Pb(NO3)2 + K2CO3 = PbCO3 + K(NO3) =>
Pb(NO3)2 + K2CO3 = PbCO3 + 2 K(NO3)
Na3TiO3 + H2O = Ti(OH)3 + NaOH =>
Na3TiO3 + 3 H2O = Ti(OH)3 + 3 NaOH
H2O + OH{-} + V = HV6O17{3-} + H2 =>
14 H2O + 3 OH{-} + 6 V = HV6O17{3-} + 15 H2
K1{+} + Br1{-} = KBr =>
K1{+} + Br1{-} = KBr
K6Cr2O7 + CH3CH2OH + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
2 K6Cr2O7 + CH3CH2OH + 12 H2SO4 = CH3COOH + 6 K2SO4 + 2 Cr2(SO4)3 + 13 H2O
Cu2O + H2SO4 = CuSO4 + SO2 + H2O =>
Cu2O + 3 H2SO4 = 2 CuSO4 + SO2 + 3 H2O
Zn + H2O + NaOH = NaZn(OH)3 + H2 =>
Zn + 2 H2O + NaOH = NaZn(OH)3 + H2
FeCl2 + Ag2O = FeO + Ag2Cl2 =>
FeCl2 + Ag2O = FeO + Ag2Cl2
MgH + O2 = MgO + H2O =>
4 MgH + 3 O2 = 4 MgO + 2 H2O
Fe + P2O5 = FeO + P =>
5 Fe + P2O5 = 5 FeO + 2 P
Al + N = AlN =>
Al + N = AlN
KHCO3(s) = K2CO3(s) + H2O(g) + CO2(g) =>
2 KHCO3(s) = K2CO3(s) + H2O(g) + CO2(g)
HCl + CuCl2 + Cu = HCuCl2 =>
2 HCl + CuCl2 + Cu = 2 HCuCl2
Na(OH) + H2CO3 = H2O + Na2CO3 =>
2 Na(OH) + H2CO3 = 2 H2O + Na2CO3
HgO = Hg2O + O2 =>
4 HgO = 2 Hg2O + O2
HCl(aq) + NaHCO3(s) = NaCl(aq) + H2O(l) + CO2(aq) =>
HCl(aq) + NaHCO3(s) = NaCl(aq) + H2O(l) + CO2(aq)
NaHCO3 + Ca(OH)2 = CaCO3 + H2O + NaOH =>
NaHCO3 + Ca(OH)2 = CaCO3 + H2O + NaOH
Na2 + SO3 + KMnO4 + KOH = Na2SO4 + K2MnO4 + H2O =>
Na2 + SO3 + 2 KMnO4 + 2 KOH = Na2SO4 + 2 K2MnO4 + H2O
Na2S + H2SO4 + Br2 = S + HBr + Na2SO4 =>
Na2S + H2SO4 + Br2 = S + 2 HBr + Na2SO4
HClO + Ba(OH)2 = BaCl + (OH)3 =>
HClO + Ba(OH)2 = BaCl + (OH)3
MnO4 + Br{-} + H{+} = Mn{2+} + Br2 + H2O =>
MnO4 + 6 Br{-} + 8 H{+} = Mn{2+} + 3 Br2 + 4 H2O
C5H11OH + O2 = C4H8O + H2O =>
8 C5H11OH + 5 O2 = 10 C4H8O + 8 H2O
AlN3O99H2O + CH4N2O = Al2O3 + N2 + CO2 + H2O =>
2 AlN3O99H2O + 65 CH4N2O = Al2O3 + 68 N2 + 65 CO2 + 132 H2O
Rb3PO4 + TiCl4 = RbCl + Ti3(PO4)4 =>
4 Rb3PO4 + 3 TiCl4 = 12 RbCl + Ti3(PO4)4
HgNO3 = Hg + NO2 + O2 =>
2 HgNO3 = 2 Hg + 2 NO2 + O2
Ba2Si = Ba + Si =>
Ba2Si = 2 Ba + Si
Zn(NO2)2 + H3PO4 = Zn3(PO4)2 + HNO2 =>
3 Zn(NO2)2 + 2 H3PO4 = Zn3(PO4)2 + 6 HNO2
HAc + CH3COONa = NaAc + H + CH3COO =>
HAc + CH3COONa = NaAc + H + CH3COO
NaP + CaNO3 = NaNO3 + CaP =>
NaP + CaNO3 = NaNO3 + CaP
Cl2Fe3 = ClFe2 + Cl2 =>
4 Cl2Fe3 = 6 ClFe2 + Cl2
Na2CO3 + Ca3P2 = Na2P2 + Ca3CO3 =>
Na2CO3 + Ca3P2 = Na2P2 + Ca3CO3
O14O917 = O21 =>
3 O14O917 = 133 O21
Cl2 + H2 = Cl2H2 =>
Cl2 + H2 = Cl2H2
Fe2 + CuCl2 = Cu + FeCl2 =>
Fe2 + 2 CuCl2 = 2 Cu + 2 FeCl2
HCl(aq) + K2SO3(s) = H2O(l) + KCl(aq) + SO2(g) =>
2 HCl(aq) + K2SO3(s) = H2O(l) + 2 KCl(aq) + SO2(g)
Br + HCl = BrCl + H2 =>
2 Br + 2 HCl = 2 BrCl + H2
CH3CH2CH2NO2 + HNO2 = CH3CH2CHNO2NO + H2O =>
CH3CH2CH2NO2 + HNO2 = CH3CH2CHNO2NO + H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C7H5COOH + CH3OH = C7H5COOCH3 + H2O =>
C7H5COOH + CH3OH = C7H5COOCH3 + H2O
Fe2O3 + Si = Fe + SiO2 =>
2 Fe2O3 + 3 Si = 4 Fe + 3 SiO2
CuCl2 + ZnO = ZnCl2 + CuO =>
CuCl2 + ZnO = ZnCl2 + CuO
Co(NO3)2 + Na2S = CoS + Na2(NO3)2 =>
Co(NO3)2 + Na2S = CoS + Na2(NO3)2
Ba(NO3)2 + K3PO4 = Ba3(PO4)2 + K(NO3) =>
3 Ba(NO3)2 + 2 K3PO4 = Ba3(PO4)2 + 6 K(NO3)
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