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2 Fe4Ni5S8 + 27 O2 = 10 NiO + 4 Fe2O3 + 16 SO2
ClO3 + Cr = Cl2 + Cr2O7 =>
14 ClO3 + 12 Cr = 7 Cl2 + 6 Cr2O7
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2SO4 + Mg = H2 + MgSO4 =>
H2SO4 + Mg = H2 + MgSO4
K2Cr2O7 + SO2 + KOH = Cr2O3 + K2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + 4 KOH = Cr2O3 + 3 K2SO4 + 2 H2O
C3H6O + MnO4{-} + H{+} = Mn{2+} + CH3COOH + H2O =>
10 C3H6O + 8 MnO4{-} + 24 H{+} = 8 Mn{2+} + 15 CH3COOH + 12 H2O
NaOH + H2O2 = Na2O2 + H2O =>
2 NaOH + H2O2 = Na2O2 + 2 H2O
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
C2H6 + OH{-} = {-} + H2O + CO2 =>
C2H6 + 14 OH{-} = 14e + 10 H2O + 2 CO2
NaBH4 + H3PO4 = B2H6 + NaH2PO4 + H2 =>
2 NaBH4 + 2 H3PO4 = B2H6 + 2 NaH2PO4 + 2 H2
BaBr2 + K2CrO4 = BaCrO4 + KBr =>
BaBr2 + K2CrO4 = BaCrO4 + 2 KBr
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
Cu20 + H2SO4 = SO2 + CuSO4 + H2O =>
Cu20 + 40 H2SO4 = 20 SO2 + 20 CuSO4 + 40 H2O
NH3 + KBrO3 = KOH + Br2 + H2O + KNO3 =>
5 NH3 + 8 KBrO3 = 3 KOH + 4 Br2 + 6 H2O + 5 KNO3
Na2SiO3 + HNo3 = NaNo3 + H2SiO3 =>
Na2SiO3 + 2 HNo3 = 2 NaNo3 + H2SiO3
Co + HNO3 = Co(NO3)2 + NO2 + H2O =>
Co + 4 HNO3 = Co(NO3)2 + 2 NO2 + 2 H2O
Mg2 + Na2CO3 = MgCO3 + Na =>
Mg2 + 2 Na2CO3 = 2 MgCO3 + 4 Na
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
CN{-} + OCl{-} + OH{-} = N2 + CO3{-2} + H2O + Cl{-} =>
2 CN{-} + 5 OCl{-} + 2 OH{-} = N2 + 2 CO3{-2} + H2O + 5 Cl{-}
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
NaHSO4 + BaCl2 = BaSO4 + HCl + NaCl =>
NaHSO4 + BaCl2 = BaSO4 + HCl + NaCl
NaHS + FeCl3 + NaOH = S + FeCl2 + NaCl + H2O =>
NaHS + 2 FeCl3 + NaOH = S + 2 FeCl2 + 2 NaCl + H2O
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
HS = SH =>
HS = SH
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Cu + AgCl = CuCl2 + Ag =>
Cu + 2 AgCl = CuCl2 + 2 Ag
K2Cr2O7KNO3 = K2NO3KCr2O7 =>
K2Cr2O7KNO3 = K2NO3KCr2O7
KCrO4 + Ba(NO3)2 = BaCrO4 + K(NO3)2 =>
KCrO4 + Ba(NO3)2 = BaCrO4 + K(NO3)2
B2O3 + H2O = H3BO3 =>
B2O3 + 3 H2O = 2 H3BO3
NH3 + O3 = N2 + H2O =>
2 NH3 + O3 = N2 + 3 H2O
Ag2S(s) + HNO3(aq) = AgNO3(aq) + H2S(aq) =>
Ag2S(s) + 2 HNO3(aq) = 2 AgNO3(aq) + H2S(aq)
Fe4Ni5S8 + O2 = NiO + Fe2O3 + SO2 =>
2 Fe4Ni5S8 + 27 O2 = 10 NiO + 4 Fe2O3 + 16 SO2
Zn + CuSO4 + H2O = ZnCuSO4H2O =>
Zn + CuSO4 + H2O = ZnCuSO4H2O
Pb(OH)2 = PbOH2O =>
Pb(OH)2 = PbOH2O
Cu + NH4OH = [Cu(NH3)4] + H2O =>
Cu + 4 NH4OH = [Cu(NH3)4] + 4 H2O
NH4OH(NH3) + H2SO4 = (NH4)2SO4 + H2O =>
NH4OH(NH3) + H2SO4 = (NH4)2SO4 + H2O
OH + Fe(NO3)2 = FeOH + NO3 =>
OH + Fe(NO3)2 = FeOH + 2 NO3
Na2Pb(OH)4 + NaClO = Pb2O3 + NaCl + NaOH + H2O =>
2 Na2Pb(OH)4 + NaClO = Pb2O3 + NaCl + 4 NaOH + 2 H2O
NaCl + NaHCO3 = Na2ClHCO3 =>
NaCl + NaHCO3 = Na2ClHCO3
HA + NaOH = NaA + H2O =>
HA + NaOH = NaA + H2O
S + HNO3 = H2SO4 + NO2 + (H2)O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2(H2)O
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
All + HNO3 = All(NO3)3 + NO2 + H2O =>
All + 6 HNO3 = All(NO3)3 + 3 NO2 + 3 H2O
Zn + C + H2O = Zn(OH)2 + CH4 =>
2 Zn + C + 4 H2O = 2 Zn(OH)2 + CH4
Al(CH3COO)3 + K2SO4 = KCH3COO + Al2(SO4)3 =>
2 Al(CH3COO)3 + 3 K2SO4 = 6 KCH3COO + Al2(SO4)3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
F2 + CuCl = CuF2 + Cl =>
F2 + CuCl = CuF2 + Cl
AlCl3 + O2 = Al(ClO3)3 =>
2 AlCl3 + 9 O2 = 2 Al(ClO3)3
CH3CH2NHCH3 + CH3CH2Cl = CH3CH2N(CH3CH2)CH3 + CH3CH2NH2CH3Cl =>
2 CH3CH2NHCH3 + CH3CH2Cl = CH3CH2N(CH3CH2)CH3 + CH3CH2NH2CH3Cl
Na2SiO3 + HNo3 = NaNo3 + H2SiO3 =>
Na2SiO3 + 2 HNo3 = 2 NaNo3 + H2SiO3
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