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Na2SO3 + H2O = H2SO3 + Na2O
FeCl3(s) + H2S(g) = FeCl2(s) + HCl + S(g) =>
2 FeCl3(s) + H2S(g) = 2 FeCl2(s) + 2 HCl + S(g)
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
FeCl3 + H2S(g) = FeCl2(s) + HCl + S(g) =>
2 FeCl3 + H2S(g) = 2 FeCl2(s) + 2 HCl + S(g)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NaOH + Zn(NO3)2 = NaNO3 + Zn(OH)2 =>
2 NaOH + Zn(NO3)2 = 2 NaNO3 + Zn(OH)2
FeCl3 + H2S(g) = FeCl2 + HCl + S(g) =>
2 FeCl3 + H2S(g) = 2 FeCl2 + 2 HCl + S(g)
K2O + P4O10 = K3PO4 =>
6 K2O + P4O10 = 4 K3PO4
Na2SO4 + CACl2 = CASO4 + NaCl =>
Na2SO4 + CACl2 = CASO4 + 2 NaCl
BaCO3 + HNO3 = Ba(NO3)2 + CO2 + H2O =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + CO2 + H2O
C2H6 + O2 = CO2 + H20 =>
10 C2H6 + 20 O2 = 20 CO2 + 3 H20
C2N2 + NaOH = NaCN + NaOCN + H2O =>
C2N2 + 2 NaOH = NaCN + NaOCN + H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
PbCrO4 + HNO3 = Pb(NO3)2 + H2CrO4 =>
PbCrO4 + 2 HNO3 = Pb(NO3)2 + H2CrO4
ZN + HCl = ZNCl2 + H2 =>
ZN + 2 HCl = ZNCl2 + H2
C3H8 + H2O = CO + H2 =>
C3H8 + 3 H2O = 3 CO + 7 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KMnO4 + Na2S2O3 + HCl = KCl + MnCl2 + NaCl + SO2 + H2O =>
4 KMnO4 + 5 Na2S2O3 + 22 HCl = 4 KCl + 4 MnCl2 + 10 NaCl + 10 SO2 + 11 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
ZnO + C = Zn + CO =>
ZnO + C = Zn + CO
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
NH4OH + Br2 + KOH = N2 + KBr + H2O =>
2 NH4OH + 3 Br2 + 6 KOH = N2 + 6 KBr + 8 H2O
C3H8O2 + O2 = CO2 + H2O =>
C3H8O2 + 4 O2 = 3 CO2 + 4 H2O
AgCl = Ag + Cl2 =>
2 AgCl = 2 Ag + Cl2
Zn + HCl = H2 + ZnCl =>
2 Zn + 2 HCl = H2 + 2 ZnCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe + H2SO4 = H2 + FeSO4 =>
Fe + H2SO4 = H2 + FeSO4
HNO3 + Sn = SnO2 + H2O + NO2 =>
4 HNO3 + Sn = SnO2 + 2 H2O + 4 NO2
N2 + O2 = NO =>
N2 + O2 = 2 NO
H3PO4 + Na = H2 + NaPO4 =>
2 H3PO4 + 2 Na = 3 H2 + 2 NaPO4
NaS + HNO3 = NO + S + NaNO3 + H2O =>
3 NaS + 4 HNO3 = NO + 3 S + 3 NaNO3 + 2 H2O
NH3 + H2O + Zn(NO3)2 = NH4NO3 + Zn(OH)2 =>
2 NH3 + 2 H2O + Zn(NO3)2 = 2 NH4NO3 + Zn(OH)2
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HNO3 + Co = H2 + Co(NO3)3 =>
6 HNO3 + 2 Co = 3 H2 + 2 Co(NO3)3
HCl + CoCl2 + VO2Cl = CoCl3 + VCl2 + H2O =>
4 HCl + 3 CoCl2 + VO2Cl = 3 CoCl3 + VCl2 + 2 H2O
HNO3 + Co = H2 + Co(NO3)3 =>
6 HNO3 + 2 Co = 3 H2 + 2 Co(NO3)3
Ag + HF = H2 + AgF =>
2 Ag + 2 HF = H2 + 2 AgF
C12H22O11 + O2 = H2O + CO2 =>
C12H22O11 + 12 O2 = 11 H2O + 12 CO2
Al + N2O = AlO3 + N2 =>
Al + 3 N2O = AlO3 + 3 N2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Al + N2O = Al2O3 + N2 =>
2 Al + 3 N2O = Al2O3 + 3 N2
Ca + H2CO3 = H2 + CaCO3 =>
Ca + H2CO3 = H2 + CaCO3
C2H6O2 + K2Cr2O7 + H2SO4 = C2H4O2 + K2SO4 + Cr2O3 + H2O =>
3 C2H6O2 + K2Cr2O7 + H2SO4 = 3 C2H4O2 + K2SO4 + Cr2O3 + 4 H2O
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
HCl + Sr = SrCl + H2 =>
2 HCl + 2 Sr = 2 SrCl + H2
WO2 + H2 = W + H2O =>
WO2 + 2 H2 = W + 2 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
NO2 + CO = N2 + CO2 =>
2 NO2 + 4 CO = N2 + 4 CO2
C + H2O = CO + H2 =>
C + H2O = CO + H2
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