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4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
Ca + HNO3 = Ca(NO3)2 + N2 + H2O =>
5 Ca + 12 HNO3 = 5 Ca(NO3)2 + N2 + 6 H2O
C3H5(NO3)3 = CO2 + H2O + N2 + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 10 H2O + 6 N2 + O2
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al(s) + S(s) = Al2S3(s) =>
2 Al(s) + 3 S(s) = Al2S3(s)
Ca(OH)2 + I2 = CaI2 + Ca(IO)2 + H2O =>
2 Ca(OH)2 + 2 I2 = CaI2 + Ca(IO)2 + 2 H2O
(CN)2 + NaOH = NaCN + NaOCN + H2O =>
(CN)2 + 2 NaOH = NaCN + NaOCN + H2O
Na + HNO3 = Na(NO3)2 + N2O + H2O =>
4 Na + 10 HNO3 = 4 Na(NO3)2 + N2O + 5 H2O
KClO3 + C12H22O11 = KCl + CO2 + water =>
8 KClO3 + C12H22O11 = 8 KCl + 12 CO2 + 11 H2O
HNO2 + KMNO4 + H2SO4 = MNSO4 + HNO3 + K2SO4 + H2O =>
5 HNO2 + 2 KMNO4 + 3 H2SO4 = 2 MNSO4 + 5 HNO3 + K2SO4 + 3 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
Zn(s) + H3PO4(aq) = Zn3(PO4)2(s) + H2(g) =>
3 Zn(s) + 2 H3PO4(aq) = Zn3(PO4)2(s) + 3 H2(g)
Cl + H2O = HCl + OH =>
Cl + H2O = HCl + OH
MnO2 + NaBiO3 + HNO3 = HMnO4 + BiONO3 + NaNO3 + H2O =>
2 MnO2 + 3 NaBiO3 + 6 HNO3 = 2 HMnO4 + 3 BiONO3 + 3 NaNO3 + 2 H2O
K2So4(aq) + BaCl2(aq) = BaSo4(s) + KCl(aq) =>
K2So4(aq) + BaCl2(aq) = BaSo4(s) + 2 KCl(aq)
[Fe(H2O)6]{3+} + OBr{-} + OH{-} = FeO4{2-} + Br{-} + H2O =>
2[Fe(H2O)6]{3+} + 3 OBr{-} + 10 OH{-} = 2 FeO4{2-} + 3 Br{-} + 17 H2O
C6H5NH2 + K2Cr2O7 + H2SO4 = C6H4O2 + Cr2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
6 C6H5NH2 + 4 K2Cr2O7 + 19 H2SO4 = 6 C6H4O2 + 4 Cr2(SO4)3 + 4 K2SO4 + 3(NH4)2SO4 + 16 H2O
HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL
Cl + H2O = HCl + OH =>
Cl + H2O = HCl + OH
NaClO + H2SO4 + KI = I + NaCl + K2SO4 + H2O =>
NaClO + H2SO4 + 2 KI = 2 I + NaCl + K2SO4 + H2O
C7H6Cl2 + KMnO4 + H2SO4 = C7H4Cl2O2 + K2SO4 + MnSO4 + H2O =>
5 C7H6Cl2 + 6 KMnO4 + 9 H2SO4 = 5 C7H4Cl2O2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
Fe2O2 + CO = Fe + CO2 =>
Fe2O2 + 2 CO = 2 Fe + 2 CO2
CH3NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 CH3NH2(g) + 9 O2(g) = 4 CO2(g) + 10 H2O(g) + 2 N2(g)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C2H4O2 + NaHCO3 = NaC2H3O2 + H2O + CO2 =>
C2H4O2 + NaHCO3 = NaC2H3O2 + H2O + CO2
KCl + NaOH = KOH + NaCl =>
KCl + NaOH = KOH + NaCl
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
C2H4 + H2O = C2H5OH =>
C2H4 + H2O = C2H5OH
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
FeO4{3-} + H2O + H{+} = [Fe(H2O)6]{3+} + O2 =>
2 FeO4{3-} + 6 H2O + 12 H{+} = 2[Fe(H2O)6]{3+} + O2
HCL + KOH = KCL + H2O =>
HCL + KOH = KCL + H2O
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C6H12O6 + O6 = CO2 + H2O =>
C6H12O6 + 2 O6 = 6 CO2 + 6 H2O
Sb + NaNO3 + NaOH = Na3SbO4 + N2 + H2O =>
2 Sb + 2 NaNO3 + 4 NaOH = 2 Na3SbO4 + N2 + 2 H2O
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
NH2OH + H2SO4 + KMnO4 = N2 + H2O + K2SO4 + MnSO4 =>
10 NH2OH + 3 H2SO4 + 2 KMnO4 = 5 N2 + 18 H2O + K2SO4 + 2 MnSO4
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Na2S + H2O = NaOH + H2S =>
Na2S + 2 H2O = 2 NaOH + H2S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb3O4 + NaOH = Na2PbO2 + Na2PbO3 + H2O =>
Pb3O4 + 6 NaOH = 2 Na2PbO2 + Na2PbO3 + 3 H2O
HCl + H2O = H3O + Cl =>
HCl + H2O = H3O + Cl
C3H8O2S + O2 = CO2 + H2O + SO3 =>
2 C3H8O2S + 11 O2 = 6 CO2 + 8 H2O + 2 SO3
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe + Ag{+} = Fe{2+} + Ag =>
Fe + 2 Ag{+} = Fe{2+} + 2 Ag
BaO3 = BaO + O =>
BaO3 = BaO + 2 O
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