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2 KOH + Zn = K2ZnO2 + H2
NaNO3 + H2O = HNO3 + Na2O =>
2 NaNO3 + H2O = 2 HNO3 + Na2O
K + S = SK =>
K + S = SK
CuCl + (NH4)3PO4 = Cu3(PO4)2 + (NH4)2Cl =>
3 CuCl + 2(NH4)3PO4 = Cu3(PO4)2 + 3(NH4)2Cl
CH35CHO + O2 = CO2 + H2O =>
2 CH35CHO + 21 O2 = 4 CO2 + 36 H2O
CaCl2 + Pb(No3)2 = PbCl2 + Ca(No3)2 =>
CaCl2 + Pb(No3)2 = PbCl2 + Ca(No3)2
MnO4{-} + Cl{-} + H{+} = Mn{2} + Cl2 + H2O =>
2 MnO4{-} + 10 Cl{-} + 16 H{+} = 2 Mn{2} + 5 Cl2 + 8 H2O
B + CuF2 = Cu + BF3 =>
2 B + 3 CuF2 = 3 Cu + 2 BF3
CH3{-}C{≡}CH{+}HCl = CH3{-}CCl{ = }CH2{+}CH3 =>
CH3{-}C{≡}CH{+}HCl = CH3{-}CCl{
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
Br2 + O2 = BrO7 =>
Br2 + 7 O2 = 2 BrO7
KNO3 + (NH4)3PO4 = NH4NO3 + K3PO4 =>
3 KNO3 + (NH4)3PO4 = 3 NH4NO3 + K3PO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KNO3 + NaCl = KNO3NaCl =>
KNO3 + NaCl = KNO3NaCl
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Sn + CoCl2 = SnCl2 + Co =>
Sn + CoCl2 = SnCl2 + Co
HNO3 + Al = Al(NO3)3 + H2O + NO =>
4 HNO3 + Al = Al(NO3)3 + 2 H2O + NO
Na2SO3 + I2 + H2O = Na2SO4 + HI =>
Na2SO3 + I2 + H2O = Na2SO4 + 2 HI
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
CsF + Br2 = CsBr + F2 =>
2 CsF + Br2 = 2 CsBr + F2
Na2CO3 + ZnSO4 = Na2SO4 + ZnCO3(aq) =>
Na2CO3 + ZnSO4 = Na2SO4 + ZnCO3(aq)
AgNO3 + H3PO4 = Ag3PO4 + H2O + N2O5 =>
6 AgNO3 + 2 H3PO4 = 2 Ag3PO4 + 3 H2O + 3 N2O5
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Ca(HCO3)2(s) + HCl(aq) = CaCl2(aq) + CO2(g) + H2O(l) =>
Ca(HCO3)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 CO2(g) + 2 H2O(l)
NH4Cl = NH3HCl =>
NH4Cl = NH3HCl
NaNO3 + Ga(OH)3 = Ga(NO3)3 + NaOH =>
3 NaNO3 + Ga(OH)3 = Ga(NO3)3 + 3 NaOH
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
KI + Fe(NO3)3 = KNO3 + Fe(NO3)2 + I3 =>
3 KI + 3 Fe(NO3)3 = 3 KNO3 + 3 Fe(NO3)2 + I3
C + NH4Cl = NH4C + Cl =>
C + NH4Cl = NH4C + Cl
C8H12O4 + C5H5MgBr + C2H5O = C16H18O3 + MgBrC2H5O =>
7 C8H12O4 + 16 C5H5MgBr + 12 C2H5O = 8 C16H18O3 + 16 MgBrC2H5O
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
K2CO3 + Ca(Cl)2 = KCl + CaCO3 =>
K2CO3 + Ca(Cl)2 = 2 KCl + CaCO3
KF(aq) + Pb(NO3)2(aq) = PbF2(s) + KNO3(s) =>
2 KF(aq) + Pb(NO3)2(aq) = PbF2(s) + 2 KNO3(s)
Br2 + O2 = Br2O7 =>
2 Br2 + 7 O2 = 2 Br2O7
[Cu(OH)]2CO3 + HCl = CuCl2 + CO2 + H2O =>
[Cu(OH)]2CO3 + 4 HCl = 2 CuCl2 + CO2 + 3 H2O
NaI + ZnCl2 = NaCl + ZnI2 =>
2 NaI + ZnCl2 = 2 NaCl + ZnI2
KMnO4 + CO + HCl = KCl + MnCl2 + CO2 + H2O =>
2 KMnO4 + 5 CO + 6 HCl = 2 KCl + 2 MnCl2 + 5 CO2 + 3 H2O
C3H8(g) + O2(g) = CO2(g) + H2O =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O
(CH3)2COHOH + O2 = CO2 + H2O =>
(CH3)2COHOH + 4 O2 = 3 CO2 + 4 H2O
Cu(s) + H2SO4(ac) = CuSO4(ac) + H2(g) =>
Cu(s) + H2SO4(ac) = CuSO4(ac) + H2(g)
MgI2 + AgNo3 = Mg(No3)2 + AgI =>
MgI2 + 2 AgNo3 = Mg(No3)2 + 2 AgI
Ca(HCO3)2 = Ca(HO)2 + CO2 =>
Ca(HCO3)2 = Ca(HO)2 + 2 CO2
CaCl2 + Pb(No3)2 = PbCl2 + Ca(No3)2 =>
CaCl2 + Pb(No3)2 = PbCl2 + Ca(No3)2
Ba(s) + H2O(l) = Ba(OH)2(aq) + H2 =>
Ba(s) + 2 H2O(l) = Ba(OH)2(aq) + H2
CUCl2 + H2S = CUS + HCl =>
CUCl2 + H2S = CUS + 2 HCl
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Fe + H{+} = Fe2{+} + H2 =>
4 Fe + 2 H{+} = 2 Fe2{+} + H2
Ba(CH3COO)2 + FeSO4 = Fe(CH3COO)2 + BaSO4 =>
Ba(CH3COO)2 + FeSO4 = Fe(CH3COO)2 + BaSO4
AgNO3(aq) + NaBH4(aq) = Ag(s) + B2H6(aq) + H2(g) + NaNO3(aq) =>
2 AgNO3(aq) + 2 NaBH4(aq) = 2 Ag(s) + B2H6(aq) + H2(g) + 2 NaNO3(aq)
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