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2 CN + 3 Hg2(NO3)2 = 2 CN(NO3)3 + 6 Hg
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
CaS + O2 = CaSO4 =>
CaS + 2 O2 = CaSO4
S8 + BaO = BaS + O2 =>
S8 + 8 BaO = 8 BaS + 4 O2
Al + PbO = AlO + Pb =>
Al + PbO = AlO + Pb
CaCl2 + K3(PO4) = Ca3(PO4)2 + (KCl) =>
3 CaCl2 + 2 K3(PO4) = Ca3(PO4)2 + 6(KCl)
HCO + H2O = H3CO2 =>
HCO + H2O = H3CO2
Cr2O3 + Cu = CuO + Cr =>
Cr2O3 + 3 Cu = 3 CuO + 2 Cr
Ca(FeO2)2 + H2SO4 = Fe2(SO4)3 + CaSO4 + H2O =>
Ca(FeO2)2 + 4 H2SO4 = Fe2(SO4)3 + CaSO4 + 4 H2O
Pb3O4 + NaOH = Na2PbO2 + Na2PbO3 + H2O =>
Pb3O4 + 6 NaOH = 2 Na2PbO2 + Na2PbO3 + 3 H2O
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
Li2SO4 + H2O = LiOH + H2SO4 =>
Li2SO4 + 2 H2O = 2 LiOH + H2SO4
KMnO4 + NaOH + NaNO2 = KOH + MnO4 + Na2NO2 =>
KMnO4 + NaOH + NaNO2 = KOH + MnO4 + Na2NO2
AgNO3 + K2CrO4 = KNO3 + Ag2CrO4 =>
2 AgNO3 + K2CrO4 = 2 KNO3 + Ag2CrO4
C8H10 = C7H8 + H2 =>
7 C8H10 = 8 C7H8 + 3 H2
Ca(OH)2 + NaOH + ClO2 + C = NaClO2 + CaCO3 + H2O =>
Ca(OH)2 + 4 NaOH + 4 ClO2 + C = 4 NaClO2 + CaCO3 + 3 H2O
HCl(aq) + K2CO3(aq) = H2O(l) + CO2(g) + KCl(aq) =>
2 HCl(aq) + K2CO3(aq) = H2O(l) + CO2(g) + 2 KCl(aq)
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Cs2OCO2 = Cs2CO3 =>
Cs2OCO2 = Cs2CO3
CuCl2 + K4[Fe(CN)6] = KCl + Cu2[Fe(CN)6] =>
2 CuCl2 + K4[Fe(CN)6] = 4 KCl + Cu2[Fe(CN)6]
HOOCCHOHCHOHCOOH + NaOH = NaOOCCHOHCHOHCOONa + H2O =>
HOOCCHOHCHOHCOOH + 2 NaOH = NaOOCCHOHCHOHCOONa + 2 H2O
K2CO3 + HCl(aq) = KCl + CO2 + H2O =>
K2CO3 + 2 HCl(aq) = 2 KCl + CO2 + H2O
H2SO4 + PbO = H2O + PbSO4 =>
H2SO4 + PbO = H2O + PbSO4
AlNO3(OH)2 + H2O = Al(OH)3 + HNO3 =>
AlNO3(OH)2 + H2O = Al(OH)3 + HNO3
Cr(NO3)3 + KClO3 = Cr(ClO3)3 + KNO3 =>
Cr(NO3)3 + 3 KClO3 = Cr(ClO3)3 + 3 KNO3
KBr + Pb(PO4)2 = K2PO4 + PbBr4 =>
4 KBr + Pb(PO4)2 = 2 K2PO4 + PbBr4
H2SO3 + Li2CO3 = Li2SO3 + H2CO3 =>
H2SO3 + Li2CO3 = Li2SO3 + H2CO3
NH4OH + CaCl2 = Cl2OH + NH4Ca =>
NH4OH + CaCl2 = Cl2OH + NH4Ca
FeS2 + NaCN + H2O = Fe(CN)2 + H2SO4 + Na2S + H2 =>
FeS2 + 2 NaCN + 4 H2O = Fe(CN)2 + H2SO4 + Na2S + 3 H2
CaO + Co2 = CaCo3 + O2 =>
2 CaO + 3 Co2 = 2 CaCo3 + O2
KCO3 + H2SO4 = KHSO4 + O2 + CO2 + H2O =>
4 KCO3 + 4 H2SO4 = 4 KHSO4 + O2 + 4 CO2 + 2 H2O
F{-} + H2O = HF + OH{-} =>
F{-} + H2O = HF + OH{-}
SO2 + O2 + H2O + CaCO3 = CaSO4*2H2O + CO2 =>
2 SO2 + O2 + 4 H2O + 2 CaCO3 = 2 CaSO4*2H2O + 2 CO2
CdCl2*H2O + HNO3 = Cd(NO3)2 + H2 + O2 + Cl =>
2 CdCl2*H2O + 4 HNO3 = 2 Cd(NO3)2 + 4 H2 + O2 + 4 Cl
Ca5(PO4)3F = Ca + PO4 + F =>
Ca5(PO4)3F = 5 Ca + 3 PO4 + F
Pb + CuCl2 = Pb(CuCl2)2 =>
Pb + 2 CuCl2 = Pb(CuCl2)2
CuCl2 + HCl = CuCl4 + H2 =>
CuCl2 + 2 HCl = CuCl4 + H2
C2H6O + H2 = C8H18 + H2O =>
4 C2H6O + H2 = C8H18 + 4 H2O
CrO42{-} + HSO3{-} + H{+} = Cr3{+} + SO42{-} + H2O =>
237 CrO42{-} + 248 HSO3{-} + 316 H{+} = 79 Cr3{+} + 248 SO42{-} + 282 H2O
NH4I + KClO3 = NH4ClO3 + KI =>
NH4I + KClO3 = NH4ClO3 + KI
Fe + AlO2 = FeO2 + Al =>
Fe + AlO2 = FeO2 + Al
Al + KOH + K2CrO4 + H2O = K3[Al(OH)]6 + Cr(OH)3 =>
6 Al + KOH + K2CrO4 + 4 H2O = K3[Al(OH)]6 + Cr(OH)3
C2H3COOH + NaHCO3 = C2H3COONa + CO2 + H2O =>
C2H3COOH + NaHCO3 = C2H3COONa + CO2 + H2O
AlCl3 + Br2 + NaOH = NaBr + NaCl + H2O + Na2AlO4 =>
2 AlCl3 + 3 Br2 + 16 NaOH = 6 NaBr + 6 NaCl + 8 H2O + 2 Na2AlO4
CuO + H2O = Cu(OH)2 = =>
CuO + H2O = Cu(OH)2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
ZnSO4 + K4[Fe(CN)6] = K2Zn[Fe(CN)6] + K2SO4 =>
ZnSO4 + K4[Fe(CN)6] = K2Zn[Fe(CN)6] + K2SO4
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
NaClO3 + Cl2 = ClO3 + NaCl =>
2 NaClO3 + Cl2 = 2 ClO3 + 2 NaCl
Ca(OH)2 + H3PO4 = Ca(H2PO4)2 + H2O =>
Ca(OH)2 + 2 H3PO4 = Ca(H2PO4)2 + 2 H2O
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