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2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
CaCl2 + K4[Fe(CN)6] + NH4Cl = Ca(NH4)2[Fe(CN)6] + KCl =>
CaCl2 + K4[Fe(CN)6] + 2 NH4Cl = Ca(NH4)2[Fe(CN)6] + 4 KCl
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
AlBr3 + NaH = NaAlH4 + NaBr =>
AlBr3 + 4 NaH = NaAlH4 + 3 NaBr
Ag(NH3)Cl + HCl = AgCl + NH4Cl =>
Ag(NH3)Cl + HCl = AgCl + NH4Cl
KSNC + H2Cr2O7 + K2Cr2O7 = CO2 + NO2 + Cr2O3 + K2SO4 + H2O =>
2 KSNC + 4 H2Cr2O7 + K2Cr2O7 = 2 CO2 + 2 NO2 + 5 Cr2O3 + 2 K2SO4 + 4 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
B + Fe3O4 = B2O3 + Fe =>
8 B + 3 Fe3O4 = 4 B2O3 + 9 Fe
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
KHC4H4O6 + H2SO4 = K2SO4 + H2C4H4O6 =>
2 KHC4H4O6 + H2SO4 = K2SO4 + 2 H2C4H4O6
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al2(OH)3Cl3 + H2O = Al(OH)3 + H + Cl =>
Al2(OH)3Cl3 + 3 H2O = 2 Al(OH)3 + 3 H + 3 Cl
NaOH(aq) + H2SO4(l) = Na2SO4(aq) + H2O(l) =>
2 NaOH(aq) + H2SO4(l) = Na2SO4(aq) + 2 H2O(l)
CaOH + NaOH = CaNa + OH =>
CaOH + NaOH = CaNa + 2 OH
KOH = H2O + K2O =>
2 KOH = H2O + K2O
AgI + HNO3 = HI + AgNO3 =>
AgI + HNO3 = HI + AgNO3
CuCl2 + Na2C2O4 = CuC2O4 + NaCl =>
CuCl2 + Na2C2O4 = CuC2O4 + 2 NaCl
KBrO + NH3 = KBr + N2 + H2O =>
3 KBrO + 2 NH3 = 3 KBr + N2 + 3 H2O
Fe(NO3)3 + K2HPO4 = Fe2(HPO4)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2HPO4 = Fe2(HPO4)3 + 6 KNO3
H2O2 + SO2 + K3(Cr(OH)6) = K2SO4 + Cr(OH)3 + H2O =>
3 H2O2 + 3 SO2 + 2 K3(Cr(OH)6) = 3 K2SO4 + 2 Cr(OH)3 + 6 H2O
C17H35COOH + NaCO3 = C17H35COONa + H2O + CO2 =>
105 C17H35COOH + 104 NaCO3 = 104 C17H35COONa + 70 H2O + 122 CO2
NH4Cl + H2O = NH4OH + HCl =>
NH4Cl + H2O = NH4OH + HCl
Co(NO3)2(aq) + Na2SO4(aq) = Na(NO3)(aq) + Co2(SO4)2(aq) =>
2 Co(NO3)2(aq) + 2 Na2SO4(aq) = 4 Na(NO3)(aq) + Co2(SO4)2(aq)
NH4Cl + H2O = NH4OH + HCl =>
NH4Cl + H2O = NH4OH + HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2O2 + S + KOH = K2S2O3 + H2O =>
2 H2O2 + 2 S + 2 KOH = K2S2O3 + 3 H2O
Al + H2O = Al(OH)4 + H2 =>
Al + 4 H2O = Al(OH)4 + 2 H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KMn(O)4 + NaCl + (H)2S(O)4 = (Cl)2 + K2SO4 + MnSO4 + (H)2O + Na2SO4 =>
2 KMn(O)4 + 10 NaCl + 8(H)2S(O)4 = 5(Cl)2 + K2SO4 + 2 MnSO4 + 8(H)2O + 5 Na2SO4
Fe2(SO4)3 + NH3 + H2O = Fe(OH)3 + (NH4)2SO4 =>
Fe2(SO4)3 + 6 NH3 + 6 H2O = 2 Fe(OH)3 + 3(NH4)2SO4
KOH + KAu(CN)2 = Au + KCN + O2 + H2O =>
4 KOH + 4 KAu(CN)2 = 4 Au + 8 KCN + O2 + 2 H2O
AgBrO3 + Zn = Zn(BrO3)2 + Ag =>
2 AgBrO3 + Zn = Zn(BrO3)2 + 2 Ag
Mn + NaOH + KClO3 = KCl + NaMnO4 + H2O =>
6 Mn + 6 NaOH + 7 KClO3 = 7 KCl + 6 NaMnO4 + 3 H2O
Al2(SO4)3 + NaI = Al2I + Na(SO4)3 =>
Al2(SO4)3 + NaI = Al2I + Na(SO4)3
NH4NO3 + HCl = NH4Cl + NO + H2O =>
5 NH4NO3 + 2 HCl = 2 NH4Cl + 8 NO + 7 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CdI2 + Br2 = Br2I2 + Cd =>
CdI2 + Br2 = Br2I2 + Cd
KC2H3O2(aq)HCl(aq) = HC2H3O2(aq)KCl(s) =>
KC2H3O2(aq)HCl(aq) = HC2H3O2(aq)KCl(s)
Na4[UO2(CO3)3] + HCl = NaCl + UO2Cl2 + NaHCO3 =>
Na4[UO2(CO3)3] + 3 HCl = NaCl + UO2Cl2 + 3 NaHCO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CuSO4(aq) + Ba(OH)2(aq) = Cu(OH)2(s) + BaSO4(aq) =>
CuSO4(aq) + Ba(OH)2(aq) = Cu(OH)2(s) + BaSO4(aq)
W + O = WO2 =>
W + 2 O = WO2
Na2SO4(aq) + NH4Cl(aq) = (NH4)2SO4(aq) + NaCl(aq) =>
Na2SO4(aq) + 2 NH4Cl(aq) = (NH4)2SO4(aq) + 2 NaCl(aq)
Fe{-}(Cl){3+} + Cu{2+} = Fe{3+} + Cu{-}(Cl){2+} =>
3 Fe{-}(Cl){3+} + 4 Cu{2+} = 3 Fe{3+} + 4 Cu{-}(Cl){2+}
Al2(CO3)(OH)4 + CH3COOH*H2O = Al(CH3COOH)2(OH) + CO32{-} + H{+} + OH =>
65 Al2(CO3)(OH)4 + 228 CH3COOH*H2O = 130 Al(CH3COOH)2(OH) + CO32{-} + H{+} + 457 OH
C + O2 = CO =>
2 C + O2 = 2 CO
Hg + NaNO3 + H2SO4 = Hg2SO4 + NO + Na2SO4 + H2O =>
6 Hg + 2 NaNO3 + 4 H2SO4 = 3 Hg2SO4 + 2 NO + Na2SO4 + 4 H2O
(Cu(NH3)4)(OH)2 + Na2S = CuS + NaOH + NH3 =>
(Cu(NH3)4)(OH)2 + Na2S = CuS + 2 NaOH + 4 NH3
FeCl3 + Na2S + H2O = Fe(OH)3 + NaCl + H2S =>
2 FeCl3 + 3 Na2S + 6 H2O = 2 Fe(OH)3 + 6 NaCl + 3 H2S
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