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2 H2 + O2 = 2 H2O
Fe2O3 + H2O = H3FeO3 =>
Fe2O3 + 3 H2O = 2 H3FeO3
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Co(No3)2(aq) + NaOH(aq) = Co(OH)2(s) + NaNo3(aq) =>
Co(No3)2(aq) + 2 NaOH(aq) = Co(OH)2(s) + 2 NaNo3(aq)
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C2H5N + O2 = H2O + CO2 + N2 =>
4 C2H5N + 13 O2 = 10 H2O + 8 CO2 + 2 N2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C2H4O2 + NH3 = C2H7O2N =>
C2H4O2 + NH3 = C2H7O2N
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cl2 + NaBr + NaOH = NaBrO3 + NaCl + H2O =>
3 Cl2 + NaBr + 6 NaOH = NaBrO3 + 6 NaCl + 3 H2O
Mg + KMnO4 = K + MgMnO4 =>
Mg + KMnO4 = K + MgMnO4
Al(OH)3 + H2O = AlH(OH)3 + OH =>
Al(OH)3 + H2O = AlH(OH)3 + OH
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
H2Te + Al(OH)3 = Al(HTe)3 + H2O =>
3 H2Te + Al(OH)3 = Al(HTe)3 + 3 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
FeCO3 + NaOH = Na2CO3 + Fe(OH)2 =>
FeCO3 + 2 NaOH = Na2CO3 + Fe(OH)2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Bi(NO3)3 + Na2(Sn(OH)4) + NaOH = Bi + Na2(Sn(OH)6) + NaNO3 =>
2 Bi(NO3)3 + 3 Na2(Sn(OH)4) + 6 NaOH = 2 Bi + 3 Na2(Sn(OH)6) + 6 NaNO3
Al(SO4) + CaHO = AlHO + Ca(SO4) =>
Al(SO4) + CaHO = AlHO + Ca(SO4)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
P + NaCl = Na3P + Cl2 =>
2 P + 6 NaCl = 2 Na3P + 3 Cl2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
HCl + NaClO + KI = KCl + NaCl + I + H2O =>
2 HCl + NaClO + 2 KI = 2 KCl + NaCl + 2 I + H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C2H4 + Cl2 = C2HCl3 + H2 =>
2 C2H4 + 3 Cl2 = 2 C2HCl3 + 3 H2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
AIN + H2O = AI(OH)3 + NH3 =>
AIN + 3 H2O = AI(OH)3 + NH3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na2S + O2 = NaO + SO4 =>
Na2S + 3 O2 = 2 NaO + SO4
SnS + HNO3 + H2O = H2SnO3 + NO + H2SO4 =>
3 SnS + 10 HNO3 + H2O = 3 H2SnO3 + 10 NO + 3 H2SO4
Cl + HSO4 = ClSO4 + H2 =>
2 Cl + 2 HSO4 = 2 ClSO4 + H2
Na4(CO3)2 + HCl = NaCl + H2O + CO2 =>
Na4(CO3)2 + 4 HCl = 4 NaCl + 2 H2O + 2 CO2
CuH3O + Fe = FeH3O + Cu =>
CuH3O + Fe = FeH3O + Cu
CH3H + CU(OH)2 = CH3COOH + CU2OH + H2O =>
6 CH3H + 16 CU(OH)2 = 7 CH3COOH + 8 CU2OH + 10 H2O
HF + Al2O3 + NaOH = Na3AlF6 + H2O =>
12 HF + Al2O3 + 6 NaOH = 2 Na3AlF6 + 9 H2O
BaCrO4 + Sn(OH)2 = Ba(OH)2 + SnCrO4 =>
BaCrO4 + Sn(OH)2 = Ba(OH)2 + SnCrO4
Cu3(SO4)2 + Al = Cu + Al(SO4) =>
Cu3(SO4)2 + 2 Al = 3 Cu + 2 Al(SO4)
Ca(SO4)(aq) + Na3(PO4)(aq) = Na2(SO4)(aq) + Ca3(PO4)2(s) =>
3 Ca(SO4)(aq) + 2 Na3(PO4)(aq) = 3 Na2(SO4)(aq) + Ca3(PO4)2(s)
Na2CrO4(aq) + Cr(NO3)3(aq) = NaNO3(aq) + Cr2(CrO4)3(aq) =>
3 Na2CrO4(aq) + 2 Cr(NO3)3(aq) = 6 NaNO3(aq) + Cr2(CrO4)3(aq)
FeO + NH2 = Fe + N2 + H2O =>
2 FeO + 2 NH2 = 2 Fe + N2 + 2 H2O
Cr(OH)3 + KOH = KCrO3 + H2O + H2 =>
Cr(OH)3 + KOH = KCrO3 + H2O + H2
Cu(NO3)2 + CaCO3 = CuCO3 + Ca(NO3)2 =>
Cu(NO3)2 + CaCO3 = CuCO3 + Ca(NO3)2
CaCl2(s) + K2S(aq) = CaS(aq) + KCl(aq) =>
CaCl2(s) + K2S(aq) = CaS(aq) + 2 KCl(aq)
K2Cr2O7 + NaBr + H2SO4 = K2SO4 + Cr2(SO4)3 + Na2SO4 + Br2 + H2O =>
K2Cr2O7 + 6 NaBr + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 3 Br2 + 7 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Na(HCO3) = Na2(CO3) + H2O + CO2 =>
2 Na(HCO3) = Na2(CO3) + H2O + CO2
HgS + O2 = HgO + SO2 =>
2 HgS + 3 O2 = 2 HgO + 2 SO2
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