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2 H2 + O2 = 2 H2O
N2O + CH4 = N2 + CO2 + H2O =>
4 N2O + CH4 = 4 N2 + CO2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cl2 + Ca(OH)2 = Ca2ClO3 + CaCl2 + H2O =>
3 Cl2 + 6 Ca(OH)2 = 2 Ca2ClO3 + 2 CaCl2 + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
S + KOH = K2S + K2SO3 + H2O =>
3 S + 6 KOH = 2 K2S + K2SO3 + 3 H2O
Fe + OH = Fe(OH)3 =>
Fe + 3 OH = Fe(OH)3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CuO(s) + H = Cu(aq) + H2O =>
CuO(s) + 2 H = Cu(aq) + H2O
SI + Mg = SIMg =>
SI + Mg = SIMg
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
CaSO4 + C = CaS + CO =>
CaSO4 + 4 C = CaS + 4 CO
Fe(NO3)2 + Na2S = Fe2S + Na(NO3)2 =>
2 Fe(NO3)2 + Na2S = Fe2S + 2 Na(NO3)2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
NaClO4 + CaCl2 = NaCl + Ca(ClO4)2 =>
2 NaClO4 + CaCl2 = 2 NaCl + Ca(ClO4)2
CaO + Co2 = CaCo3 + O2 =>
2 CaO + 3 Co2 = 2 CaCo3 + O2
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
HNO2 + Mg = Mg(NO3)2 + N2O + H2O =>
10 HNO2 + 2 Mg = 2 Mg(NO3)2 + 3 N2O + 5 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
FeCl3 + KNO3 = KCl3 + FeNO3 =>
FeCl3 + KNO3 = KCl3 + FeNO3
硫 + 臭氧 = 二氧化硫 =>
3 S + 2 O3 = 3 SO2
氢氧化钙 + 二氧化碳 = 碳酸钙 + 水 =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Mg + H(C2H3O2) = Mg(C2H3O2)2 + H =>
Mg + 2 H(C2H3O2) = Mg(C2H3O2)2 + 2 H
C6H5Cl + SiCl4 + Na = (C6H5)4Si + NaCl =>
4 C6H5Cl + SiCl4 + 8 Na = (C6H5)4Si + 8 NaCl
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
BCl3 + NH3 = BCl3NH3 =>
BCl3 + NH3 = BCl3NH3
CaCO3 + H2 = Ca + H2CO3 =>
CaCO3 + H2 = Ca + H2CO3
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
HNO3 + C6H10O5 = CO2 + H2O + N2O3 =>
12 HNO3 + C6H10O5 = 6 CO2 + 11 H2O + 6 N2O3
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
CH3F + H2O = CH3OH + HF =>
CH3F + H2O = CH3OH + HF
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
PbBr2 + K3PO4 = Pb3(PO4)2 + KBr =>
3 PbBr2 + 2 K3PO4 = Pb3(PO4)2 + 6 KBr
K2O2 + H2O(l) = KOH(aq) + O2(g) =>
2 K2O2 + 2 H2O(l) = 4 KOH(aq) + O2(g)
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
AgCl + HCl = AgH + Cl =>
AgCl + HCl = AgH + 2 Cl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ba(ClO3)2 + Ca(OH)2 = Ca(ClO3)2 + Ba(OH)2 =>
Ba(ClO3)2 + Ca(OH)2 = Ca(ClO3)2 + Ba(OH)2
NaOH + HCO3{-} = NaCO3{-} + H2O =>
NaOH + HCO3{-} = NaCO3{-} + H2O
Mg(OH)2 + PO4 = Mg3(PO4)2 + OH =>
3 Mg(OH)2 + 2 PO4 = Mg3(PO4)2 + 6 OH
MnO4{-} + I{-} + H{+} = Mn{2+} + IO{-+H2O =>
2 MnO4{-} + 5 I{-} + 6 H{+} = 2 Mn{2+} + 5 IO{-+3H2O
NH4Cl + NaNO3 = N2O3 + NaH4Cl =>
NH4Cl + NaNO3 = N2O3 + NaH4Cl
C7H7ClO + CrO2 = C7H5ClO + CrO(OH) =>
C7H7ClO + 2 CrO2 = C7H5ClO + 2 CrO(OH)
sulfur + fluorine = sulfurtetrafluoride =>
S + 2 F2 = SF4
Ca(NO3)2 + KOH = Ca(OH)2 + KNO3 =>
Ca(NO3)2 + 2 KOH = Ca(OH)2 + 2 KNO3
CH3CH(OH)CH3 + Na = CH3CH(ONa)CH3 + H2 =>
2 CH3CH(OH)CH3 + 2 Na = 2 CH3CH(ONa)CH3 + H2
K + S8 = SK2 =>
16 K + S8 = 8 SK2
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