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2 Zn + 2 HOH = 2 Zn(OH) + H2
LiOH + K3(PO4) = Li3PO4 + KOH =>
3 LiOH + K3(PO4) = Li3PO4 + 3 KOH
ZnSO4 + NaHCO3 = Zn(HCO3)2 + Na2SO4 =>
ZnSO4 + 2 NaHCO3 = Zn(HCO3)2 + Na2SO4
C7H8 + HNO3 = C7H7NO2 + H2O =>
C7H8 + HNO3 = C7H7NO2 + H2O
ZnSO4 + NaHCO3 = Zn(HCO3)2 + Na2SO4 =>
ZnSO4 + 2 NaHCO3 = Zn(HCO3)2 + Na2SO4
KCl + HCl = KH + Cl2 =>
KCl + HCl = KH + Cl2
K2X2O7 + KOH = K2XO4 + H2O =>
K2X2O7 + 2 KOH = 2 K2XO4 + H2O
Ai2(SO4)3 + NaOH = Ai(OH)3 + Na2SO4 =>
Ai2(SO4)3 + 6 NaOH = 2 Ai(OH)3 + 3 Na2SO4
Ag + NO3 = AgNO3 =>
Ag + NO3 = AgNO3
CaCl2 + Na3Po4 = Ca3(Po4)2 + NaCl =>
3 CaCl2 + 2 Na3Po4 = Ca3(Po4)2 + 6 NaCl
MnS + HNO3 = S + NO + Mn(NO3)2 + H2O =>
3 MnS + 8 HNO3 = 3 S + 2 NO + 3 Mn(NO3)2 + 4 H2O
K + SO3 = K(SO3)3 =>
K + 3 SO3 = K(SO3)3
Ni(s) + HNO3(aq) = Ni(NO3)2(aq) + H2O(l) + NO(g) =>
3 Ni(s) + 8 HNO3(aq) = 3 Ni(NO3)2(aq) + 4 H2O(l) + 2 NO(g)
MnO4{-2} + Cl2 = MnO4{-} + Cl{-} =>
2 MnO4{-2} + Cl2 = 2 MnO4{-} + 2 Cl{-}
C2H5OH + NaBr = C2H5Br + NaOH =>
C2H5OH + NaBr = C2H5Br + NaOH
NH3(aq) + H2SO4(aq) = (NH4)2SO4 =>
2 NH3(aq) + H2SO4(aq) = (NH4)2SO4
Pb + H2O = PbO2 + H2 =>
Pb + 2 H2O = PbO2 + 2 H2
BaCl2NaSO4 = BaSO4NaCl2 =>
BaCl2NaSO4 = BaSO4NaCl2
Cu(NO3)2 + NH3 + H2O = Cu(NO3)OH + NH4NO3 =>
Cu(NO3)2 + NH3 + H2O = Cu(NO3)OH + NH4NO3
Ni + H2SO4 = H2 + Ni2(SO4)3 =>
2 Ni + 3 H2SO4 = 3 H2 + Ni2(SO4)3
Cr2O3 + H2SO4 = Cr2(SO4)3 + H2O =>
Cr2O3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O
NaH2PO4 + KOH = KNaHPO4 + H2O =>
NaH2PO4 + KOH = KNaHPO4 + H2O
CuO + KI = CuI + I2 + K2O =>
2 CuO + 4 KI = 2 CuI + I2 + 2 K2O
FeCl3(aq) + AgNO3 = Fe(NO3)3(aq) + AgCl(s) =>
FeCl3(aq) + 3 AgNO3 = Fe(NO3)3(aq) + 3 AgCl(s)
FeO + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeO + 4 H2SO4 = Fe2(SO4)3 + SO2 + 4 H2O
ZnSO4 + NaHCO3 = Zn(HCO3)2 + Na2SO4 =>
ZnSO4 + 2 NaHCO3 = Zn(HCO3)2 + Na2SO4
Al + CuO2 = Al2O3 + Cu =>
4 Al + 3 CuO2 = 2 Al2O3 + 3 Cu
C10H10O + Cl2 = C9H8O + CHCl3 + OH =>
4 C10H10O + 33 Cl2 = 2 C9H8O + 22 CHCl3 + 2 OH
NiO + CO = NiC + O =>
NiO + CO = NiC + 2 O
ZnO + Ca(OH)2 = CaZnO2 + H2O =>
ZnO + Ca(OH)2 = CaZnO2 + H2O
ZnSO4 + NaHCO3 = Zn(HCO3)2 + Na2SO4 =>
ZnSO4 + 2 NaHCO3 = Zn(HCO3)2 + Na2SO4
I2O3 + NaOH = Na2O + IOH + O =>
I2O3 + 2 NaOH = Na2O + 2 IOH + 2 O
Na[Ag(NO2)2] + Na2S2O3 = NaNO2 + Na3[Ag(S2O3)2] =>
Na[Ag(NO2)2] + 2 Na2S2O3 = 2 NaNO2 + Na3[Ag(S2O3)2]
C5H10O + H2CrO4 = C5H8O + H2CrO3 + H2O =>
C5H10O + H2CrO4 = C5H8O + H2CrO3 + H2O
(NH4)2Cr2O7 + Sn(C2O4)2 = (NH4)2(C2O4)2 + Sn(Cr2O7) =>
(NH4)2Cr2O7 + Sn(C2O4)2 = (NH4)2(C2O4)2 + Sn(Cr2O7)
K2SO4 + (HNO3) = KNO3 + H2SO4 =>
K2SO4 + 2(HNO3) = 2 KNO3 + H2SO4
HCl + AgNO3 = HNO3 + AgCl =>
HCl + AgNO3 = HNO3 + AgCl
NaCl + KH2SbO4 = NaH2SbO4 + KCl =>
NaCl + KH2SbO4 = NaH2SbO4 + KCl
Al2O3 + LiOH = LiAlO2 + H2O =>
Al2O3 + 2 LiOH = 2 LiAlO2 + H2O
NCl + Ag = AgCl + N =>
NCl + Ag = AgCl + N
HSO4 + Na = NaSO4 + H2S + H2O =>
10 HSO4 + 9 Na = 9 NaSO4 + H2S + 4 H2O
Na[Ag(NO2)2] + Na2S2O3 = NaNO2 + Na3[Ag(S2O3)2] =>
Na[Ag(NO2)2] + 2 Na2S2O3 = 2 NaNO2 + Na3[Ag(S2O3)2]
Al + CuO2 = Al2O3 + Cu =>
4 Al + 3 CuO2 = 2 Al2O3 + 3 Cu
ZnSO4 + NaHCO3 = Zn(HCO3)2 + Na2SO4 =>
ZnSO4 + 2 NaHCO3 = Zn(HCO3)2 + Na2SO4
Na[Ag(NO2)2] + Na2S2O3 = NaNO2 + Na3[Ag(S2O3)2] =>
Na[Ag(NO2)2] + 2 Na2S2O3 = 2 NaNO2 + Na3[Ag(S2O3)2]
MgCl2(H2O)2 = MgCl2 + (H2O) =>
MgCl2(H2O)2 = MgCl2 + 2(H2O)
Ag2O(s) + Al(s) + H2O(l) = Ag(s) + Al(OH)3(aq) =>
3 Ag2O(s) + 2 Al(s) + 3 H2O(l) = 6 Ag(s) + 2 Al(OH)3(aq)
Pb + H2O = PbO2 + H2 =>
Pb + 2 H2O = PbO2 + 2 H2
Al + CuO2 = Al2O3 + Cu =>
4 Al + 3 CuO2 = 2 Al2O3 + 3 Cu
NH3(g) + O2 = NO2(g) + H2O(g) =>
4 NH3(g) + 7 O2 = 4 NO2(g) + 6 H2O(g)
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