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Na2SO3 + H2SO4 = Na2SO4SO2(g)H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
HF(aq) + Na2SO3(s) = H2O(l) + NaF(aq) + SO2(g) =>
2 HF(aq) + Na2SO3(s) = H2O(l) + 2 NaF(aq) + SO2(g)
Mg + Cu(SO4)2 = MgSO4 + Cu =>
2 Mg + Cu(SO4)2 = 2 MgSO4 + Cu
Cr + H2O = Cr(OH)3 + H2 =>
2 Cr + 6 H2O = 2 Cr(OH)3 + 3 H2
AgCl(s) + NH3(aq) = [Ag(NH3)2] + Cl(aq) =>
AgCl(s) + 2 NH3(aq) = [Ag(NH3)2] + Cl(aq)
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
NaOH(aq) + CaCl2(aq) = Ca(OH)2(s) + NaCl(aq) =>
2 NaOH(aq) + CaCl2(aq) = Ca(OH)2(s) + 2 NaCl(aq)
Al(OH)3 + H2SO4 + H2O = Al(H2O)6{3+} + SO4{2-} =>
2 Al(OH)3 + 3 H2SO4 + 6 H2O = 2 Al(H2O)6{3+} + 3 SO4{2-}
KI + Cl2 = KCl + I =>
2 KI + Cl2 = 2 KCl + 2 I
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH0)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH0)3
KOH + HNO3 = HOH + KNO3 =>
KOH + HNO3 = HOH + KNO3
ZnO + H2 = Zn + H2OO =>
2 ZnO + H2 = 2 Zn + H2OO
Mg(NO)2 + NaOH = Mg(OH)2 + NaNO =>
Mg(NO)2 + 2 NaOH = Mg(OH)2 + 2 NaNO
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
KOH + HI = H2OKI =>
KOH + HI = H2OKI
Ni{2+} + BH4{-} + H2O = Ni + H3BO3 + H2 =>
Ni{2+} + 2 BH4{-} + 6 H2O = Ni + 2 H3BO3 + 7 H2
CrCl3 + ClO{-} + H2O = Cr2O7 + Cl{-} + H{+} =>
2 CrCl3 + 4 ClO{-} + 3 H2O = Cr2O7 + 10 Cl{-} + 6 H{+}
Cu(ii) + S = CuS =>
Cu(ii) + S = CuS
NH3 + O = NO1 + H2O =>
2 NH3 + 5 O = 2 NO1 + 3 H2O
C6H5BrMg + C4H8O + HCl = C10H14O + MgBrCl =>
C6H5BrMg + C4H8O + HCl = C10H14O + MgBrCl
MnO4{-} + S2{2-} + H{+} = Mn{2+} + S + H2O =>
2 MnO4{-} + 5 S2{2-} + 16 H{+} = 2 Mn{2+} + 10 S + 8 H2O
Cu2S(l) + O2(g) = Cu2O(l) + SO2(g) =>
2 Cu2S(l) + 3 O2(g) = 2 Cu2O(l) + 2 SO2(g)
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
KMnO4 + SnSO4 + H2SO4 = SnS2O8 + MnSO4 + H2O + K2SO4 =>
2 KMnO4 + 5 SnSO4 + 8 H2SO4 = 5 SnS2O8 + 2 MnSO4 + 8 H2O + K2SO4
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + O2 =>
4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 6 H2O + 5 O2
K2CO3 + HN03 = KN03 + H2CO3 =>
K2CO3 + 2 HN03 = 2 KN03 + H2CO3
K2Cr2O7 + (NH4)2C2O4 + H2SO4 = Cr2(SO4)3 + CO6 + (NH4)2SO4 + H2O + K2SO4 =>
3 K2Cr2O7 + (NH4)2C2O4 + 13 H2SO4 = 3 Cr2(SO4)3 + 2 CO6 + (NH4)2SO4 + 13 H2O + 3 K2SO4
KMnO4 + C6H10 + H2O = C6H10O2 + KOH + MnO2 =>
4 KMnO4 + 3 C6H10 + 2 H2O = 3 C6H10O2 + 4 KOH + 4 MnO2
Mn{+7}O4 + Cl{-} = Mn{+2} + Cl2 =>
2 Mn{+7}O4 + 10 Cl{-} = 2 Mn{+2} + 5 Cl2
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
K(OH) + Ni(SO4) = K(SO4) + Ni(OH) =>
K(OH) + Ni(SO4) = K(SO4) + Ni(OH)
Mg + Ni(NO3)2 = Ni2 + Mg(NO3)2 =>
2 Mg + 2 Ni(NO3)2 = Ni2 + 2 Mg(NO3)2
Na3(PO4) + Ca(Cl2) = NaCl + Ca3(PO4)2 =>
2 Na3(PO4) + 3 Ca(Cl2) = 6 NaCl + Ca3(PO4)2
HClO4 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
2 HClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 H2O
NaCl + C4H6O4Pb = C2H3NaO2 + Cl2Pb =>
2 NaCl + C4H6O4Pb = 2 C2H3NaO2 + Cl2Pb
C9H13NO3 + NaOH = C9H12NaNO3 + H2O =>
C9H13NO3 + NaOH = C9H12NaNO3 + H2O
NaClO3 + C2H5OH = NaCl + H2O + CO2 =>
2 NaClO3 + C2H5OH = 2 NaCl + 3 H2O + 2 CO2
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
Na2SO4 + Al(NO3)3 = NaNO3 + Al2(SO4)3 =>
3 Na2SO4 + 2 Al(NO3)3 = 6 NaNO3 + Al2(SO4)3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
NaCe + H2SO4 = Na2SO4 + HCe =>
2 NaCe + H2SO4 = Na2SO4 + 2 HCe
C2H5NH2 + CuO = Cu + CO2 + N2 + H2O =>
2 C2H5NH2 + 15 CuO = 15 Cu + 4 CO2 + N2 + 7 H2O
AgNO3 + Na2S2O3 = Na[AgS2O3] + NaNO3 =>
AgNO3 + Na2S2O3 = Na[AgS2O3] + NaNO3
HF + O2 = H2O + F =>
4 HF + O2 = 2 H2O + 4 F
K + F2 = KF =>
2 K + F2 = 2 KF
Na + Ni(NO3)2 = Na(NO3) + Ni =>
2 Na + Ni(NO3)2 = 2 Na(NO3) + Ni
Al2O3 + Sr = Al + SrO =>
Al2O3 + 3 Sr = 2 Al + 3 SrO
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