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K2O + H2O = 2 KOH
Fe(s) + S8 = FeS =>
8 Fe(s) + S8 = 8 FeS
Zn + FeNO = ZnNO + Fe =>
Zn + FeNO = ZnNO + Fe
Al(OH)3(aq) = Al2O3(s) + H2O(l) =>
2 Al(OH)3(aq) = Al2O3(s) + 3 H2O(l)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cr2(SO4)3 + KMnO4 + H2O = K2Cr2O7 + MnO2 + H2SO4 =>
Cr2(SO4)3 + 2 KMnO4 + 3 H2O = K2Cr2O7 + 2 MnO2 + 3 H2SO4
H2Cr2O7 + Pb(OH)4 = Pb2(Cr2O7)4 + H2O =>
4 H2Cr2O7 + 2 Pb(OH)4 = Pb2(Cr2O7)4 + 8 H2O
Mn(OH)2 + NH4Cl = MnCl2 + NH3 + H2O =>
Mn(OH)2 + 2 NH4Cl = MnCl2 + 2 NH3 + 2 H2O
P4O10 + H2O(l) = H3PO4(aq) =>
P4O10 + 6 H2O(l) = 4 H3PO4(aq)
CH3CH2COOH + CaCO3 = (CH3CH2COO)2Ca + H2O + CO2 =>
2 CH3CH2COOH + CaCO3 = (CH3CH2COO)2Ca + H2O + CO2
Na2B4O7*10H2O + HCl = H3BO3 + NaCl + H2O =>
Na2B4O7*10H2O + 2 HCl = 4 H3BO3 + 2 NaCl + 5 H2O
CaSO3 + Li3PO4 = Li2SO3 + Ca3(PO4)2 =>
3 CaSO3 + 2 Li3PO4 = 3 Li2SO3 + Ca3(PO4)2
V + Cl2 = VCl4 =>
V + 2 Cl2 = VCl4
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
C3H6O3 + H2O = CO2 + H{+} + e =>
C3H6O3 + 3 H2O = 3 CO2 + 12 H{+} + 12e
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Mg + S = MgS =>
Mg + S = MgS
CuCl2*2H2O + NaOH = Cu(OH)2 + NaCl + H2O =>
CuCl2*2H2O + 2 NaOH = Cu(OH)2 + 2 NaCl + 2 H2O
Fe(s) + S8 = Fe2S3(s) =>
16 Fe(s) + 3 S8 = 8 Fe2S3(s)
Zn + NaNO3 + NaOH + H2O = Na2Zn(OH)4 + NH3 =>
4 Zn + NaNO3 + 7 NaOH + 6 H2O = 4 Na2Zn(OH)4 + NH3
AlH3H2SO4 = AlSO4H5 =>
AlH3H2SO4 = AlSO4H5
NaAlO2 + H2SO4 = Na2SO4 + Al2(SO4)3 + H2O =>
2 NaAlO2 + 4 H2SO4 = Na2SO4 + Al2(SO4)3 + 4 H2O
P4O10 + H2O(l) = H4P2O7 =>
P4O10 + 4 H2O(l) = 2 H4P2O7
FeS2(g) + O2(g) = Fe2O3(s) + SO2(g) =>
4 FeS2(g) + 11 O2(g) = 2 Fe2O3(s) + 8 SO2(g)
Na2B4O7*10H2O + HCl = NaCl + NaHB4O7*10H2O =>
Na2B4O7*10H2O + HCl = NaCl + NaHB4O7*10H2O
Na3PO4 + SO4 = Na2SO4 + PO4 =>
2 Na3PO4 + 3 SO4 = 3 Na2SO4 + 2 PO4
Zn + NaNO3 + NaOH + H2O = Na2(Zn(OH)4) + NH3 =>
4 Zn + NaNO3 + 7 NaOH + 6 H2O = 4 Na2(Zn(OH)4) + NH3
HCl + K2CO3 = KCl + CO2 + H2O =>
2 HCl + K2CO3 = 2 KCl + CO2 + H2O
NH4Al(SO4)2 + NaOH = NaAl(SO4)2 + NH4OH =>
NH4Al(SO4)2 + NaOH = NaAl(SO4)2 + NH4OH
Fe(s) + S8 = FeS(s) =>
8 Fe(s) + S8 = 8 FeS(s)
Bi2O3 + Bi + Cu + Se = BiCuSeO =>
Bi2O3 + Bi + 3 Cu + 3 Se = 3 BiCuSeO
KClO + H12 = KCl + H2O =>
6 KClO + H12 = 6 KCl + 6 H2O
CuO(s) + H2SO4(l) = CuSO4(aq) + H2O(l) =>
CuO(s) + H2SO4(l) = CuSO4(aq) + H2O(l)
FeSO4 + Na2CO3 + H2SO4 = Fe2(SO4)3 + Na2SO4 + H2O + CO =>
2 FeSO4 + Na2CO3 + 2 H2SO4 = Fe2(SO4)3 + Na2SO4 + 2 H2O + CO
H3PO3 + K2CO3 = KH2PO3 + CO2 + H2O =>
2 H3PO3 + K2CO3 = 2 KH2PO3 + CO2 + H2O
Na(PO4)5 + Cu3(HCO3)4 = Cu(PO4)5 + Na3(HCO3)4 =>
3 Na(PO4)5 + Cu3(HCO3)4 = 3 Cu(PO4)5 + Na3(HCO3)4
Al2(SO4)3 + Na2SO3 + H2O = Al(OH)3 + SO2 + Na2SO4 =>
Al2(SO4)3 + 3 Na2SO3 + 3 H2O = 2 Al(OH)3 + 3 SO2 + 3 Na2SO4
NaNO3 + Zn + NaOH + H2O = NaZnO2 + NH3 =>
3 NaNO3 + 8 Zn + 5 NaOH + 2 H2O = 8 NaZnO2 + 3 NH3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
V2(s) + O2(g) = V2O5(s) =>
2 V2(s) + 5 O2(g) = 2 V2O5(s)
KI(aq) + Cl2(g) = I2(s)(blacksolid) + KCl(aq) =>
2 KI(aq) + Cl2(g) = I2(s)(blacksolid) + 2 KCl(aq)
(NH4)3PO4 + KOH = K3PO4 + H2O + NH3 =>
(NH4)3PO4 + 3 KOH = K3PO4 + 3 H2O + 3 NH3
Sb + HNO3 + H2O = H[Sb(OH)6] + NO2 =>
Sb + 5 HNO3 + H2O = H[Sb(OH)6] + 5 NO2
V2O5 + Cu = V + CuO =>
V2O5 + 5 Cu = 2 V + 5 CuO
H2SO4 + C2H6 = CO2 + S + H2O =>
7 H2SO4 + 3 C2H6 = 6 CO2 + 7 S + 16 H2O
C8H16 + KMnO4 + H2SO4 = C9H16O3 + K2SO4 + MnSO4 + H2O =>
45 C8H16 + 64 KMnO4 + 96 H2SO4 = 40 C9H16O3 + 32 K2SO4 + 64 MnSO4 + 136 H2O
Al + Fe(SO4) = Al(SO4) + Fe =>
Al + Fe(SO4) = Al(SO4) + Fe
ClH4N = NH3 + HCl =>
ClH4N = NH3 + HCl
CH3CH2CH2CH3 + Br2 = CBr2 + H2Br =>
2 CH3CH2CH2CH3 + 13 Br2 = 8 CBr2 + 10 H2Br
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