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3 Na2S + 8 HNO3 = 4 H2O + 8 NO + 3 Na2SO4
NH3 + O2(g) = NO2(g) + H2O =>
4 NH3 + 7 O2(g) = 4 NO2(g) + 6 H2O
HBr + Zn2 = ZnBr2 + H =>
4 HBr + Zn2 = 2 ZnBr2 + 4 H
CuBr + Cl2 = CuCl + Br2 =>
2 CuBr + Cl2 = 2 CuCl + Br2
ZnSO4 + Fe = Fe(SO4)3 + Zn =>
3 ZnSO4 + Fe = Fe(SO4)3 + 3 Zn
CI{2} + KBr = KCI + Br{2} =>
CI{2} + KBr = KCI + Br{2}
CH3Cl(g) + O2(g) = CO2(g) + H2O(g) + Cl2(g) =>
4 CH3Cl(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g) + 2 Cl2(g)
Na2(CO3) + Al(SO4) = Na2SO4 + AlCO3 =>
Na2(CO3) + Al(SO4) = Na2SO4 + AlCO3
Ag(NH3)2Cl = Ag3N + NH4Cl + NH3 =>
3 Ag(NH3)2Cl = Ag3N + 3 NH4Cl + 2 NH3
Fe(C5H5)2 + C4H6O3 = Fe(C5H5)(C5H4COCH3) + CH3COOH =>
Fe(C5H5)2 + C4H6O3 = Fe(C5H5)(C5H4COCH3) + CH3COOH
Cr(s) + SnCl4(aq) = CrCl3(aq) + Sn(s) =>
4 Cr(s) + 3 SnCl4(aq) = 4 CrCl3(aq) + 3 Sn(s)
Au2O3 + CO = Au + CO2 =>
Au2O3 + 3 CO = 2 Au + 3 CO2
AgNO3 + Na5S = Ag5S + NaNO3 =>
5 AgNO3 + Na5S = Ag5S + 5 NaNO3
KBrO3 + KI + HBr = KBr + I + H2O =>
KBrO3 + 6 KI + 6 HBr = 7 KBr + 6 I + 3 H2O
Cr(s) + SnCl4(aq) = CrCl3(aq) + Sn(s) =>
4 Cr(s) + 3 SnCl4(aq) = 4 CrCl3(aq) + 3 Sn(s)
Fe(SCN)3 + SnCl3 = FeCl2 + SnCl(SCN)3 =>
Fe(SCN)3 + SnCl3 = FeCl2 + SnCl(SCN)3
C2H3Cl3 + H2O = CH3COOH + HCl =>
C2H3Cl3 + 2 H2O = CH3COOH + 3 HCl
Fe2O3 + NaOH = Fe(OH)3 + Na2O =>
Fe2O3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2O
NO + H2O = H2 + NO2 =>
NO + H2O = H2 + NO2
NaCl + Ca(NO3)2 = CaCl + Na(NO3)2 =>
NaCl + Ca(NO3)2 = CaCl + Na(NO3)2
NaCO3 + CaOH = CaCO3 + NaOH =>
NaCO3 + CaOH = CaCO3 + NaOH
Pb + KClO3 = PbClO3 + K =>
Pb + KClO3 = PbClO3 + K
Hg + H2CO3 = HgHCO3 + H =>
Hg + H2CO3 = HgHCO3 + H
NaOH + NHNO = NaNO + NHOH =>
NaOH + NHNO = NaNO + NHOH
Fe2O3*3H2O + H2S = Fe2S3 + H2O =>
Fe2O3*3H2O + 3 H2S = Fe2S3 + 6 H2O
W + SrMoO4 + KClO4 = SrWO4 + KCl + MoO3 =>
4 W + 4 SrMoO4 + 3 KClO4 = 4 SrWO4 + 3 KCl + 4 MoO3
CrCl2 + NaClO + NaOH = Na2CrO7 + NaCl + H2O =>
CrCl2 + 5 NaClO + 4 NaOH = Na2CrO7 + 7 NaCl + 2 H2O
Na + (NH4)2SO4 = Na2SO4 + H2 + N2 =>
2 Na + (NH4)2SO4 = Na2SO4 + 4 H2 + N2
NaCrO4 + NaBr + H2O = Br2 + NaCrO2 + NaOH =>
NaCrO4 + 4 NaBr + 2 H2O = 2 Br2 + NaCrO2 + 4 NaOH
HCINaOH = H2ONaCI =>
HCINaOH = H2ONaCI
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
C2H6O + Cr2O7{-2} + H{+} = CO2 + Cr{+3} + H2O =>
C2H6O + 2 Cr2O7{-2} + 16 H{+} = 2 CO2 + 4 Cr{+3} + 11 H2O
KClO4 + KI + HCl = I2 + KCl + H2O =>
KClO4 + 8 KI + 8 HCl = 4 I2 + 9 KCl + 4 H2O
MgO + H3PO4 = Mg3(PO4)2 + H2O =>
3 MgO + 2 H3PO4 = Mg3(PO4)2 + 3 H2O
C2H6OO2 = C2H4O2H2O =>
C2H6OO2 = C2H4O2H2O
Fe + ZnSO4 = Fe2(SO4)3 + Zn =>
2 Fe + 3 ZnSO4 = Fe2(SO4)3 + 3 Zn
CH3CH2MgBr + CO2 + H2O = CH3CH2COOH + HOMgBr =>
CH3CH2MgBr + CO2 + H2O = CH3CH2COOH + HOMgBr
Fe2O3 + NaOH = Fe(OH)3 + Na2O =>
Fe2O3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2O
C3H7MgBr + H2O = C3H8 + MgBrOH =>
C3H7MgBr + H2O = C3H8 + MgBrOH
CaBr2 + Na2S = CaS + NaBr =>
CaBr2 + Na2S = CaS + 2 NaBr
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
FeCe3 + Fe = FeCe2 =>
2 FeCe3 + Fe = 3 FeCe2
Fl + K2S = FlS + K2 =>
Fl + K2S = FlS + K2
Sn2{+} + Cu = Cu2{+} + Sn =>
Sn2{+} + 2 Cu = Cu2{+} + 2 Sn
Hg + H2CO3 = HgHCO3 + H =>
Hg + H2CO3 = HgHCO3 + H
HI + CO2 = I2O5 + CO + H2O =>
2 HI + 6 CO2 = I2O5 + 6 CO + H2O
CU + H2SO4 = CUSO4 + H2S + H2O =>
4 CU + 5 H2SO4 = 4 CUSO4 + H2S + 4 H2O
Sn + OH = SnO2 + H2O =>
Sn + 4 OH = SnO2 + 2 H2O
Ca(NO3)2 + NaCl = CaCl2 + NaNO3 =>
Ca(NO3)2 + 2 NaCl = CaCl2 + 2 NaNO3
Ta4 + O2 = TaO2 =>
Ta4 + 4 O2 = 4 TaO2
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