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H2SO3 = SO2 + H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
Al + I = AlI =>
Al + I = AlI
Al + I = AlI3 =>
Al + 3 I = AlI3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Fe{+2} + Zn{+2} = Fe{+3} + Zn =>
2 Fe{+2} + Zn{+2} = 2 Fe{+3} + Zn
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Cr(NO3)3 + NaOH = NaNO3 + Cr(OH)3 =>
Cr(NO3)3 + 3 NaOH = 3 NaNO3 + Cr(OH)3
Cr(OH)3 + NaOH = Na[Cr(OH)4] =>
Cr(OH)3 + NaOH = Na[Cr(OH)4]
K2Cr2O7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 3 I2 + 7 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Al + Br = AlBr =>
Al + Br = AlBr
Al + Br2 = AlBr =>
2 Al + Br2 = 2 AlBr
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na[Cr(OH)4] + H2SO4 = Cr2(SO4)3 + H2O + NaOH =>
2 Na[Cr(OH)4] + 3 H2SO4 = Cr2(SO4)3 + 6 H2O + 2 NaOH
Cr2(SO4)3 + HCl = CrCl3 + H2SO4 =>
Cr2(SO4)3 + 6 HCl = 2 CrCl3 + 3 H2SO4
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
PbO + NH3 = Pb + N2 + H2O =>
3 PbO + 2 NH3 = 3 Pb + N2 + 3 H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
CrCl3 + NaOH = CrOHCl2 + NaCl =>
CrCl3 + NaOH = CrOHCl2 + NaCl
CrOHCl2 + NaOH = Cr(OH)2Cl + NaCl =>
CrOHCl2 + NaOH = Cr(OH)2Cl + NaCl
MnO4 + VO = Mn + VO2 =>
MnO4 + 4 VO = Mn + 4 VO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
P3S + HNO3 = H3PO4 + SO2 + NO2 + H2O =>
P3S + 19 HNO3 = 3 H3PO4 + SO2 + 19 NO2 + 5 H2O
F2 + H2O = HF + O2 =>
2 F2 + 2 H2O = 4 HF + O2
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
H3PO4 + Ca(OH)2 = H2O + Ca3(PO4)2 =>
2 H3PO4 + 3 Ca(OH)2 = 6 H2O + Ca3(PO4)2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
H2SO4 + Zn(OH)2 = ZnSO4 + H2O =>
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KMnO4 + FeSO4 + H2SO4 = K2SO4 + Fe(SO4)3 + MnSO4 + H2O =>
4 KMnO4 + 5 FeSO4 + 16 H2SO4 = 2 K2SO4 + 5 Fe(SO4)3 + 4 MnSO4 + 16 H2O
Al + Mg(NO3)2 = Al(NO3)2 + Mg2 =>
2 Al + 2 Mg(NO3)2 = 2 Al(NO3)2 + Mg2
Al + Mg(NO3)2 = Al(NO3)2 + Mg =>
Al + Mg(NO3)2 = Al(NO3)2 + Mg
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Al + Mg(NO3)2 = Al(NO3)2 + Mg2 =>
2 Al + 2 Mg(NO3)2 = 2 Al(NO3)2 + Mg2
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
HCl + Br2 = Br2H + Cl =>
HCl + Br2 = Br2H + Cl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Na + Ca(OH)2 = Na(OH)2 + Ca =>
Na + Ca(OH)2 = Na(OH)2 + Ca
K2S + Cl2 = KCl + S =>
K2S + Cl2 = 2 KCl + S
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K2S + Cl2 = KCl + S2 =>
2 K2S + 2 Cl2 = 4 KCl + S2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K2S + Cl2 = KCl + S =>
K2S + Cl2 = 2 KCl + S
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
K2SO4 + CaCl2 = KCl + CaSO4 =>
K2SO4 + CaCl2 = 2 KCl + CaSO4
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