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Co + 2 HBr = CoBr2 + H2
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
F7 + C = CF4 =>
4 F7 + 7 C = 7 CF4
S + KOH = K2S2O3 + K2S + H2O =>
4 S + 6 KOH = K2S2O3 + 2 K2S + 3 H2O
Cu + Pb(OAc)2 = AcCu + Pb + O =>
2 Cu + Pb(OAc)2 = 2 AcCu + Pb + 2 O
Ca(NO3)2 = Ca + NO3 =>
Ca(NO3)2 = Ca + 2 NO3
FeC2O4*2H2O + H2O2 + K2C2O4 = [Fe(C2O4)3]{-3} + K{+} + OH{-} + H2O =>
2 FeC2O4*2H2O + H2O2 + 4 K2C2O4 = 2[Fe(C2O4)3]{-3} + 8 K{+} + 2 OH{-} + 4 H2O
CrO7{2-} + CH3CH2OH + H{+} = Cr{3+} + CH3COOH + H2O =>
4 CrO7{2-} + 9 CH3CH2OH + 20 H{+} = 4 Cr{3+} + 9 CH3COOH + 19 H2O
C2H4 + NaCl = C2H4Cl2 + Na =>
C2H4 + 2 NaCl = C2H4Cl2 + 2 Na
Cr2O7 + CH3OH = HCO3 + Cr + H2O =>
Cr2O7 + 2 CH3OH = 2 HCO3 + 2 Cr + 3 H2O
HNO3 + HI = I2 + NO2 + H2O =>
2 HNO3 + 2 HI = I2 + 2 NO2 + 2 H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
F7 + C = CF4 =>
4 F7 + 7 C = 7 CF4
MgSO4 + Ca(HCO3)2 = Mg(HCO3)2 + CaSO4 =>
MgSO4 + Ca(HCO3)2 = Mg(HCO3)2 + CaSO4
NaCl + AgNO3 = AgClNaNO3 =>
NaCl + AgNO3 = AgClNaNO3
Cl2(g) + NaI(g) = NaCl(g) + I2(g) =>
Cl2(g) + 2 NaI(g) = 2 NaCl(g) + I2(g)
C6H6 + Cl2 = C6H5Cl2 + HCl =>
2 C6H6 + 3 Cl2 = 2 C6H5Cl2 + 2 HCl
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
Cu3CrO4 + H = Cu + H2CrO4 =>
Cu3CrO4 + 2 H = 3 Cu + H2CrO4
NH3 + Cl2 + NaOH = N2H2 + NaCl + H2O =>
2 NH3 + 2 Cl2 + 4 NaOH = N2H2 + 4 NaCl + 4 H2O
K2S + HNO3 = KNO3 + NO2 + S + H2O =>
K2S + 4 HNO3 = 2 KNO3 + 2 NO2 + S + 2 H2O
Al + Fe2SO4 = Fe + AlSO4 =>
Al + Fe2SO4 = 2 Fe + AlSO4
P + Mg = Mg2P2 =>
2 P + 2 Mg = Mg2P2
NaHCO3 + H3C6H507 = CO2 + H2O + NaC6H507 =>
267 NaHCO3 + 266 H3C6H507 = 261 CO2 + 279 H2O + 267 NaC6H507
Zn + CaCl2 = ZnCl2Ca =>
Zn + CaCl2 = ZnCl2Ca
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3COOH + Ni = (CH3COO)2Ni + H2 =>
2 CH3COOH + Ni = (CH3COO)2Ni + H2
SO2 + Fe(OH)2 = FeSO3 + H2O =>
SO2 + Fe(OH)2 = FeSO3 + H2O
Fe2Cl3 + NaOH = FeNa3 + Cl(OH)2 =>
Fe2Cl3 + 6 NaOH = 2 FeNa3 + 3 Cl(OH)2
NH + HSO4 = S + HNO3 + H2O =>
7 NH + 6 HSO4 = 6 S + 7 HNO3 + 3 H2O
CH4 + O2H = H2C6H8O4 + H2O =>
18 CH4 + 22 O2H = 3 H2C6H8O4 + 32 H2O
ZnSO4 + NH3*H2O = [Zn(NH3)4]SO4 + H2O =>
ZnSO4 + 4 NH3*H2O = [Zn(NH3)4]SO4 + 4 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
BF3 + NH3 = F3BNH3 =>
BF3 + NH3 = F3BNH3
Be(OH)2 + HI = BeI2 + H2O =>
Be(OH)2 + 2 HI = BeI2 + 2 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
HCl + Cu = CuCl2 + H2 =>
2 HCl + Cu = CuCl2 + H2
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
CH3CHO + H2 = CH3CH2OH =>
CH3CHO + H2 = CH3CH2OH
ZnS + ZnCl2 = Zn + ClS =>
2 ZnS + ZnCl2 = 3 Zn + 2 ClS
Fe + Pb(ClO3)2 = Fe(ClO3)2 + Pb =>
Fe + Pb(ClO3)2 = Fe(ClO3)2 + Pb
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H2C3H2O4 + KOH = K2C3H2O4 + H2O =>
H2C3H2O4 + 2 KOH = K2C3H2O4 + 2 H2O
K2CrO7 + H2SO4 + KBr = Br2 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2CrO7 + 14 H2SO4 + 18 KBr = 9 Br2 + Cr2(SO4)3 + 11 K2SO4 + 14 H2O
K2O + H3PO4 = H2O + K3PO4 =>
3 K2O + 2 H3PO4 = 3 H2O + 2 K3PO4
NH4I + CaO = CaI2 + NH3 + H2O =>
2 NH4I + CaO = CaI2 + 2 NH3 + H2O
C6(OH)10 + O2 = CO2 + H2O =>
2 C6(OH)10 + 7 O2 = 12 CO2 + 10 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Na2S + CuF = NaF + Cu2S =>
Na2S + 2 CuF = 2 NaF + Cu2S
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