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4 H2F + SiO2 = SiF4 + 2 H4O
P2O5 + KOH = K3(PO4) + H2O =>
P2O5 + 6 KOH = 2 K3(PO4) + 3 H2O
NiS + HNO3 = NO + H2O + S + Ni(NO3)2 =>
3 NiS + 8 HNO3 = 2 NO + 4 H2O + 3 S + 3 Ni(NO3)2
K2Cr2O7 + H2SO4 + FeSO4 = K2SO4 + Cr2(SO4) + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 7 H2SO4 + 10 FeSO4 = K2SO4 + Cr2(SO4) + 5 Fe2(SO4)3 + 7 H2O
Hg + NaNO3 + H2SO4 = Na2SO4 + Hg2SO4 + NO + H2O =>
6 Hg + 2 NaNO3 + 4 H2SO4 = Na2SO4 + 3 Hg2SO4 + 2 NO + 4 H2O
NH3 + AgNO3 = NNO3 + AgH3 =>
NH3 + AgNO3 = NNO3 + AgH3
Fe(s) + Cl2(g) = FeCl3(a) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(a)
Cu(OH)2 + NH3 = Cu(NH3)4 + OH =>
Cu(OH)2 + 4 NH3 = Cu(NH3)4 + 2 OH
C6H10 + H2SO4 + KMnO4 = HOOC(CH2)4COOH + K2SO4 + MnSO4 + H2O =>
5 C6H10 + 12 H2SO4 + 8 KMnO4 = 5 HOOC(CH2)4COOH + 4 K2SO4 + 8 MnSO4 + 12 H2O
NH4NO3 + NaOH = NaNO3 + NH3 + H2O =>
NH4NO3 + NaOH = NaNO3 + NH3 + H2O
Ca(OH)2 + H3PO4 = Ca10(PO4)6(OH)2 + H2O =>
10 Ca(OH)2 + 6 H3PO4 = Ca10(PO4)6(OH)2 + 18 H2O
KMnO4 + H2SO4 + I2 = MnSO4 + KIO4 + H =>
2 KMnO4 + 2 H2SO4 + I2 = 2 MnSO4 + 2 KIO4 + 4 H
C6H34O + O2 = CO2 + H2O =>
C6H34O + 14 O2 = 6 CO2 + 17 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Al + NiBr2 = AlBr3 + Ni =>
2 Al + 3 NiBr2 = 2 AlBr3 + 3 Ni
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Pb + ZnCl2 = Zn + PbCl =>
2 Pb + ZnCl2 = Zn + 2 PbCl
C2H2 + KMnO4 + H2O = C2H2O1 + MnO2 + KOH =>
3 C2H2 + 2 KMnO4 + H2O = 3 C2H2O1 + 2 MnO2 + 2 KOH
Li(OH)2 + CO = Li2CO3 + H2O =>
2 Li(OH)2 + CO = Li2CO3 + 2 H2O
Al(OH)3 + SiO2 = Al2(SiO3)3 + H2O =>
2 Al(OH)3 + 3 SiO2 = Al2(SiO3)3 + 3 H2O
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
Cl + CaBr2 = CaCl2 + Br2 =>
2 Cl + CaBr2 = CaCl2 + Br2
NaCl + KMnO4 + H2O = Cl2 + MnO2 + KOH + NaOH =>
6 NaCl + 2 KMnO4 + 4 H2O = 3 Cl2 + 2 MnO2 + 2 KOH + 6 NaOH
Al2O3 + K2CO3 = KAlO2 + CO2 =>
Al2O3 + K2CO3 = 2 KAlO2 + CO2
Ba(NO3)2 + NaHCO3 = Ba(HCO3)2 + NaNO3 =>
Ba(NO3)2 + 2 NaHCO3 = Ba(HCO3)2 + 2 NaNO3
BaS(aq) + NH4Cl(aq) = BaCl2(aq) + (NH4)2S(aq) =>
BaS(aq) + 2 NH4Cl(aq) = BaCl2(aq) + (NH4)2S(aq)
Sr(s) + AgBr(aq) = Ag(s) + SrBr2(aq) =>
Sr(s) + 2 AgBr(aq) = 2 Ag(s) + SrBr2(aq)
SrOH2O = Sr(OH)2 =>
SrOH2O = Sr(OH)2
AlBr3 + PbCl2 = PbBr2 + AlCl3 =>
2 AlBr3 + 3 PbCl2 = 3 PbBr2 + 2 AlCl3
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
Co(CN)2 + KCN + H2O = H2 + K2Co(CN)6 + KOH =>
Co(CN)2 + 4 KCN + 2 H2O = H2 + K2Co(CN)6 + 2 KOH
Cu{2+} + NaOH = Cu(OH)2 + Na{1 = } =>
Cu{2+} + 2 NaOH = Cu(OH)2 + 2 Na{1
Na2CO3(s) = Na2O(s) + CO2(g) =>
Na2CO3(s) = Na2O(s) + CO2(g)
NaOCl + H2O + NaCN = NaHCO3 + N2 + NaCl =>
5 NaOCl + H2O + 2 NaCN = 2 NaHCO3 + N2 + 5 NaCl
H2S + C = CS2 + H2 =>
2 H2S + C = CS2 + 2 H2
Cr3O4 + CO = CrO + CO2 =>
Cr3O4 + CO = 3 CrO + CO2
CoSO4 + (NH4)3PO4 = (NH4)2SO4 + Co3(PO4)2 =>
3 CoSO4 + 2(NH4)3PO4 = 3(NH4)2SO4 + Co3(PO4)2
Cu2O + KOH = KCuO + H2O =>
Cu2O + 2 KOH = 2 KCuO + H2O
H2O + CaCO3 = OH + CaCO =>
2 H2O + CaCO3 = 4 OH + CaCO
NaIO3 + NaHSO3 = I2 + NaHSO4 + H2O + Na2SO4 =>
2 NaIO3 + 5 NaHSO3 = I2 + 3 NaHSO4 + H2O + 2 Na2SO4
Co2O3 + N2O5 = Co(NO3)3 =>
Co2O3 + 3 N2O5 = 2 Co(NO3)3
Cu + Al2(SO4)3 = CuSO4 + Al =>
3 Cu + Al2(SO4)3 = 3 CuSO4 + 2 Al
CoCl2 + Na2SO4 = Co2(SO4)2 + NaCl =>
2 CoCl2 + 2 Na2SO4 = Co2(SO4)2 + 4 NaCl
CaCl2 + Fe2(SO3)3 = CaSO3 + FeCl3 =>
3 CaCl2 + Fe2(SO3)3 = 3 CaSO3 + 2 FeCl3
LiOH + NH4ClO4 = LiClO4 + NH4OH =>
LiOH + NH4ClO4 = LiClO4 + NH4OH
C12H6O12 + O2 = CO2 + H2O =>
2 C12H6O12 + 15 O2 = 24 CO2 + 6 H2O
ClO{-}2 = ClO{-}4 =>
ClO{-}2 = ClO{-}4
AlF3 + PbCl2 = AlCl3 + PbF2 =>
2 AlF3 + 3 PbCl2 = 2 AlCl3 + 3 PbF2
BeI2(aq) + Cu2SO4(aq) = Be(SO4)(s) + CuI(aq) =>
BeI2(aq) + Cu2SO4(aq) = Be(SO4)(s) + 2 CuI(aq)
Na(HCO3) = Na2CO3 + CO2 + H2O =>
2 Na(HCO3) = Na2CO3 + CO2 + H2O
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