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H2SO3 + 2 H2S = 3 S + 3 H2O
Na2Co3 + H2O = NaHCo3 + NaOH =>
Na2Co3 + H2O = NaHCo3 + NaOH
CH2O2 + H2O = CH3O2 + OH =>
CH2O2 + H2O = CH3O2 + OH
Fe(NO3)3 + K2CrO4 = Fe2(CrO4)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2CrO4 = Fe2(CrO4)3 + 6 KNO3
Cl2O7 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
Cl2O7 + Ca(OH)2 = Ca(ClO4)2 + H2O
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
K2SO3 + KMnO4 + KOH = H2O + K2SO4 + K2MnO4 =>
K2SO3 + 2 KMnO4 + 2 KOH = H2O + K2SO4 + 2 K2MnO4
Hg + H2SO4 = H2 + HgSO4 =>
Hg + H2SO4 = H2 + HgSO4
C12H22O11 + H2O2 = CO2 + H2O =>
C12H22O11 + 24 H2O2 = 12 CO2 + 35 H2O
Ag(NO3) + Na3PO4 = Ag3(PO4) + NaNO3 =>
3 Ag(NO3) + Na3PO4 = Ag3(PO4) + 3 NaNO3
Cr + OH{-} + H2O2 = CrO4{2-} + H2O =>
Cr + 2 OH{-} + 3 H2O2 = CrO4{2-} + 4 H2O
C3H8 + KMnO4 = KOH + MnO2 + C3H6O + H2O =>
3 C3H8 + 4 KMnO4 = 4 KOH + 4 MnO2 + 3 C3H6O + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
PS2 = P2S4 =>
2 PS2 = P2S4
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
Fe + HBr = FeBr3 + H2 =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2
HCl + NAOH = H2O + NACl =>
HCl + NAOH = H2O + NACl
H2S + HNO3 = H2SO4 + NO + H20 =>
10 H2S + 20 HNO3 = 10 H2SO4 + 20 NO + H20
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
O3 + KJ + H20 = J2 + KOH =>
20 O3 + 60 KJ + 3 H20 = 30 J2 + 60 KOH
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
H2 + OH{-} + Fe{3+} = H2O + Fe{2+} =>
H2 + 2 OH{-} + 2 Fe{3+} = 2 H2O + 2 Fe{2+}
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
CaH2 + HCl = CaCl + H2 =>
2 CaH2 + 2 HCl = 2 CaCl + 3 H2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
CH3Cl + Cl2 = CHCl3 + HCl =>
CH3Cl + 2 Cl2 = CHCl3 + 2 HCl
Pb + S = PbS =>
Pb + S = PbS
Li + Se = Li2Se =>
2 Li + Se = Li2Se
H2S + HNO3 = H2SO4 + NO + H2 =>
H2S + 2 HNO3 = H2SO4 + 2 NO + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
AL + NaOH = Na3ALO3 + H2 =>
2 AL + 6 NaOH = 2 Na3ALO3 + 3 H2
NaCl + Sr(NO3)2 = NaNO3 + SrCl2 =>
2 NaCl + Sr(NO3)2 = 2 NaNO3 + SrCl2
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
PbSO4 + NaOH = Pb(OH)2 + Na2SO4 =>
PbSO4 + 2 NaOH = Pb(OH)2 + Na2SO4
HBr + Cl2 = HCl + Br2 =>
2 HBr + Cl2 = 2 HCl + Br2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Ca(OH)2 + H2So4 = CaSo4 + H2O =>
Ca(OH)2 + H2So4 = CaSo4 + 2 H2O
C2H5CL + H2O = CH3OH + HCL =>
C2H5CL + 2 H2O = 2 CH3OH + HCL
NaNO2 + KI + CH3COOH = I2 + NO + CH3COONa + CH3COOK + H2O =>
2 NaNO2 + 2 KI + 4 CH3COOH = I2 + 2 NO + 2 CH3COONa + 2 CH3COOK + 2 H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
Cr2(SO4)3 + (NH4)2S2O8 + H2O = (NH4)2Cr2O7 + H2SO4 + (NH4)2SO3 =>
Cr2(SO4)3 + 2(NH4)2S2O8 + 6 H2O = (NH4)2Cr2O7 + 6 H2SO4 + (NH4)2SO3
Mg + CuCl2 = MgCl + Cu =>
2 Mg + CuCl2 = 2 MgCl + Cu
H2O2 = H20 + O2 =>
10 H2O2 = H20 + 10 O2
Na2S2O3 + NaIO3 + H2O = Na2SO4 + H2SO4 + I2 =>
5 Na2S2O3 + 8 NaIO3 + H2O = 9 Na2SO4 + H2SO4 + 4 I2
Al2S3 + O2 = Al2O3 + SO2 =>
2 Al2S3 + 9 O2 = 2 Al2O3 + 6 SO2
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
Pb + HNO3 = PbNO3 + H2 =>
2 Pb + 2 HNO3 = 2 PbNO3 + H2
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