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K2Cr2O7 + 3 H2SO3 + H2SO4 = 2 KCr(SO4)2 + 4 H2O
NaNO3 + H2SO4 + Hg = HgSO4 + NaNO2 + H2O =>
NaNO3 + H2SO4 + Hg = HgSO4 + NaNO2 + H2O
K + HgS = K2S + Hg =>
2 K + HgS = K2S + Hg
Ba + AlI3 = BaI3 + Al =>
Ba + AlI3 = BaI3 + Al
NaOH(aq) + HCl = NaCl(aq) + H2O(l) =>
NaOH(aq) + HCl = NaCl(aq) + H2O(l)
AlBr3 + H2SO4 = AlSO4 + Br3H2 =>
AlBr3 + H2SO4 = AlSO4 + Br3H2
Ag + Cl = AgCl =>
Ag + Cl = AgCl
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
Al(s) + ZnSO4(aq) = Al2(SO4)3 + Zn =>
2 Al(s) + 3 ZnSO4(aq) = Al2(SO4)3 + 3 Zn
CaCN2(s) + H2O(l) = CaCO3(s) + NH3(g) =>
CaCN2(s) + 3 H2O(l) = CaCO3(s) + 2 NH3(g)
HCl + NH4NO3 = NH4Cl + NO + H2O =>
2 HCl + 5 NH4NO3 = 2 NH4Cl + 8 NO + 7 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C3H7OH + O2 = CO2 + H2O* =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O*
Na2CrO4 + HNO3 = Na(NO3) + H2CrO4 =>
Na2CrO4 + 2 HNO3 = 2 Na(NO3) + H2CrO4
C6H5C3H7 + KMnO4 = C6H5COOH + CO2 + MnO2 + KOH =>
C6H5C3H7 + 6 KMnO4 = C6H5COOH + 2 CO2 + 6 MnO2 + 6 KOH
Ni(NO3)2 + CH3COOH = (CH3COO)2Ni + HNO3 =>
Ni(NO3)2 + 2 CH3COOH = (CH3COO)2Ni + 2 HNO3
Cu(NO3)2 + NaCl = CuCl2 + NaNO3 =>
Cu(NO3)2 + 2 NaCl = CuCl2 + 2 NaNO3
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
CH4O + K = CH3OK + H2 =>
2 CH4O + 2 K = 2 CH3OK + H2
NaI(s) = Na(s) + I2(s) =>
2 NaI(s) = 2 Na(s) + I2(s)
CuSO4 + CaCl2 = Ca2(SO4)2 + CuCl2 =>
2 CuSO4 + 2 CaCl2 = Ca2(SO4)2 + 2 CuCl2
Na2HPO4 + CaCl2 = NaCl + CaHPO4 =>
Na2HPO4 + CaCl2 = 2 NaCl + CaHPO4
KNO3 + S = K2S + SO2 + N2 =>
2 KNO3 + 4 S = K2S + 3 SO2 + N2
HNO3 + CoCO3 = Co(NO3)2 + H2CO3 =>
2 HNO3 + CoCO3 = Co(NO3)2 + H2CO3
Zn + Ca(OH)2 = Zn(OH)3 + Ca =>
2 Zn + 3 Ca(OH)2 = 2 Zn(OH)3 + 3 Ca
KHS + NaNO3 = KNO3 + NaHS =>
KHS + NaNO3 = KNO3 + NaHS
Na(s) + Al(NO3)3(aq) = Na3(NO3)3(aq) + Al(s) =>
3 Na(s) + Al(NO3)3(aq) = Na3(NO3)3(aq) + Al(s)
Cd + Te = CdTe =>
Cd + Te = CdTe
KOH + N2H8SO4 = NH3 + H2O + K2SO4 =>
2 KOH + N2H8SO4 = 2 NH3 + 2 H2O + K2SO4
MgCl2 + AgNO3 = Mg(NO3)2 + silverchloride =>
MgCl2 + 2 AgNO3 = Mg(NO3)2 + 2 AgCl
FeCl3 + NH3 + H2O = NH4Cl + Fe(OH)3 =>
FeCl3 + 3 NH3 + 3 H2O = 3 NH4Cl + Fe(OH)3
TO4 + C + Cl2 = TCl4 + CO2 =>
TO4 + 2 C + 2 Cl2 = TCl4 + 2 CO2
K2CO3 + MnCl2 = MnCO3 + KCl =>
K2CO3 + MnCl2 = MnCO3 + 2 KCl
Ca(HCO3)2 + Ba(OH)2 = BaCO3 + Ca(OH)2 + H2O =>
Ca(HCO3)2 + 2 Ba(OH)2 = 2 BaCO3 + Ca(OH)2 + 2 H2O
Fe + CuCl2 = (FeCl2)2 + Cu =>
2 Fe + 2 CuCl2 = (FeCl2)2 + 2 Cu
P3 + O5 = P3O5 =>
P3 + O5 = P3O5
CaCl2(aq) + FeCl3(aq) = FeCl2 + CaCl3 =>
CaCl2(aq) + FeCl3(aq) = FeCl2 + CaCl3
Cu + (NO3){-} + H3O{+} = Cu{+2} + NO + H2O =>
3 Cu + 2(NO3){-} + 8 H3O{+} = 3 Cu{+2} + 2 NO + 12 H2O
C2H2 + Br2 = C2H2Br4 =>
C2H2 + 2 Br2 = C2H2Br4
AlCl2 + KOH = Al(OH)2 + KCl =>
AlCl2 + 2 KOH = Al(OH)2 + 2 KCl
CaSO3 + HBr = CaBr + SO3 + H2 =>
2 CaSO3 + 2 HBr = 2 CaBr + 2 SO3 + H2
CaO2 + Na2CO3 = NaO + CaCO3 =>
CaO2 + Na2CO3 = 2 NaO + CaCO3
Fe3O4 + HI = FeI + I + H2O =>
Fe3O4 + 8 HI = 3 FeI + 5 I + 4 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CuO + H2 = Cu + H2O(l) =>
CuO + H2 = Cu + H2O(l)
C22H12 + H2O2 = CO2 + H2O =>
C22H12 + 50 H2O2 = 22 CO2 + 56 H2O
Si + SO4{2-} + OH{-} = SiO3{2-} + SO3{2-} + H2O =>
Si + 2 SO4{2-} + 2 OH{-} = SiO3{2-} + 2 SO3{2-} + H2O
Al2O3 + NaHCO3 = Na2O + Al(HCO3)3 =>
Al2O3 + 6 NaHCO3 = 3 Na2O + 2 Al(HCO3)3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
H3PO4 + Pb = Pb3(PO4)4 + H2 =>
4 H3PO4 + 3 Pb = Pb3(PO4)4 + 6 H2
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