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CaO + Na2SO4 = CaSO4 + Na2O
NaOH + H2SO3 = Na2SO3 + H2O =>
2 NaOH + H2SO3 = Na2SO3 + 2 H2O
MgSO4 + Na3PO4 = Mg3(PO4)2 + Na2SO4 =>
3 MgSO4 + 2 Na3PO4 = Mg3(PO4)2 + 3 Na2SO4
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
Fe(HCO3)2 = CO2 + Fe2(CO3)2 + H2O =>
2 Fe(HCO3)2 = 2 CO2 + Fe2(CO3)2 + 2 H2O
Na2CO3 + Fe2(SO4)3 + H2O = Fe(OH)3 + CO2 + Na2SO4 =>
3 Na2CO3 + Fe2(SO4)3 + 3 H2O = 2 Fe(OH)3 + 3 CO2 + 3 Na2SO4
NaBiO3 + MnSO4 + NaOH = Na2MnO4 + NaBiO2 + Na2SO4 + H2O =>
2 NaBiO3 + MnSO4 + 4 NaOH = Na2MnO4 + 2 NaBiO2 + Na2SO4 + 2 H2O
CH3CH2NH2 + HBr = CH3CH2Br + NH3 =>
CH3CH2NH2 + HBr = CH3CH2Br + NH3
CrCl2 + O2 = Cr(ClO3)2 =>
CrCl2 + 3 O2 = Cr(ClO3)2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
Zn + Cl2 = ZnCl2 =>
Zn + Cl2 = ZnCl2
CuSO4*5H2O + Li = Li2SO4 + Cu + H2O =>
CuSO4*5H2O + 2 Li = Li2SO4 + Cu + 5 H2O
Fe2O3 + V = VO + Fe =>
Fe2O3 + 3 V = 3 VO + 2 Fe
Mg(oh)2 + KOH = Mg(OH)2 + K =>
Mg(oh)2 + 4 KOH = 2 Mg(OH)2 + 4 K
AgF(aq) + NaNO3(aq) = NaF() + AgNO3() =>
AgF(aq) + NaNO3(aq) = NaF() + AgNO3()
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4 =>
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
NH3 + NaOH = NH4 + NaO =>
NH3 + NaOH = NH4 + NaO
XeF6 + SiO2 = XeOF4 + SiF4 =>
2 XeF6 + SiO2 = 2 XeOF4 + SiF4
NaBr + K2MnO4 + H2SO4 = Br2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
4 NaBr + K2MnO4 + 4 H2SO4 = 2 Br2 + MnSO4 + 2 Na2SO4 + K2SO4 + 4 H2O
Li2S + O2 = LiO2 + SO2 =>
Li2S + 3 O2 = 2 LiO2 + SO2
Na2(CO3) + CuCl2 = NaCl2 + Cu2(CO3) =>
Na2(CO3) + 2 CuCl2 = 2 NaCl2 + Cu2(CO3)
Zn(NO3)2 + NH4Cl = NH4NO3 + ZnCl2 =>
Zn(NO3)2 + 2 NH4Cl = 2 NH4NO3 + ZnCl2
HCl + Na2SO4 = H2SO4 + NaCl =>
2 HCl + Na2SO4 = H2SO4 + 2 NaCl
F2 + NaOH = NaF + O2 + H2O =>
2 F2 + 4 NaOH = 4 NaF + O2 + 2 H2O
CaSiO3 + HCl = SiCl4 + CaCl2 + H2O =>
CaSiO3 + 6 HCl = SiCl4 + CaCl2 + 3 H2O
F2 + NaOH = NaF + O2 + H2O =>
2 F2 + 4 NaOH = 4 NaF + O2 + 2 H2O
NaHCO3(s) + H2CO = CH3COONa(aq) + CO2(g) + H2O(l) =>
NaHCO3(s) + 2 H2CO = CH3COONa(aq) + CO2(g) + H2O(l)
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
NaHCO3 + HOH = NaOH + H2CO3 =>
NaHCO3 + HOH = NaOH + H2CO3
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
CH2OH{-}CHOH{-}CH2OH + Na = CH2ONa{-}CHONa{-}CH2ONa + H2 =>
2 CH2OH{-}CHOH{-}CH2OH + 2 Na = 2 CH2ONa{-}CHONa{-}CH2ONa + H2
C6H8O6 = C6H6O6 + H =>
C6H8O6 = C6H6O6 + 2 H
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
CH3COOH + KOH = CH3COOK + H2O =>
CH3COOH + KOH = CH3COOK + H2O
NH3 + HNO3 = NH2NO3 + H2O =>
3 NH3 + 5 HNO3 = 4 NH2NO3 + 3 H2O
FeCO3 + Ba(OH)2 = Fe(OH)2 + BaCO3 =>
FeCO3 + Ba(OH)2 = Fe(OH)2 + BaCO3
Mg + Ba(OH)2 = Mg(OH)2 + Ba =>
Mg + Ba(OH)2 = Mg(OH)2 + Ba
CH2O + O2 = CO + H2O =>
2 CH2O + O2 = 2 CO + 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
LiOH + Pb(NO3)2 = LiNO3 + Pb(OH)2 =>
2 LiOH + Pb(NO3)2 = 2 LiNO3 + Pb(OH)2
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
RCOOH + Ba(OH)2 = (RCOO)2Ba + H2O =>
2 RCOOH + Ba(OH)2 = (RCOO)2Ba + 2 H2O
KI + H2SO4 = KHSO4 + SO2 + H2O + I2 =>
2 KI + 3 H2SO4 = 2 KHSO4 + SO2 + 2 H2O + I2
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
P + KOH + H2O = P2H6 + KH2PO4 =>
16 P + 6 KOH + 18 H2O = 5 P2H6 + 6 KH2PO4
MnC2O4(H2O) + O2 = Mn3O4 + H2O + CO2 =>
3 MnC2O4(H2O) + 2 O2 = Mn3O4 + 3 H2O + 6 CO2
B2O3 + Mg = MgO + B =>
B2O3 + 3 Mg = 3 MgO + 2 B
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