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3 S + 2 O3 = 3 SO2
氢氧化钙 + 二氧化碳 = 碳酸钙 + 水 =>
Ca(OH)2 + CO2 = CaCO3 + H2O
NH4Cl + HgCl2 = NH4Cl2 + HgCl =>
NH4Cl + HgCl2 = NH4Cl2 + HgCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH3CH2Br + Br2 = CH3CHBr2 + HBr =>
CH3CH2Br + Br2 = CH3CHBr2 + HBr
NaNO3 + Mg(HCO3)2 = Mg(NO3)2 + NaHCO3 =>
2 NaNO3 + Mg(HCO3)2 = Mg(NO3)2 + 2 NaHCO3
Fe2(SO3)3 + SO2 + H2O = FeS3 + H2SO4 =>
Fe2(SO3)3 + 18 SO2 + 15 H2O = 2 FeS3 + 15 H2SO4
MnSO4 + Na2SO4 + H2O = Na2S2O3 + MnO2 + H2SO4 =>
4 MnSO4 + Na2SO4 + 3 H2O = Na2S2O3 + 4 MnO2 + 3 H2SO4
C7H5N3O6(s) = N2(g) + H2(g) + CO(g) + C(s) =>
2 C7H5N3O6(s) = 3 N2(g) + 5 H2(g) + 12 CO(g) + 2 C(s)
(NH2)2CO + H2O + NaHSO4 = Na2SO4 + (NH4)2SO4 + CO2 =>
(NH2)2CO + H2O + 2 NaHSO4 = Na2SO4 + (NH4)2SO4 + CO2
C4H8NO4 + O2 = NO2 + CO2 + H2O =>
C4H8NO4 + 5 O2 = NO2 + 4 CO2 + 4 H2O
SO3(g) + H2O = H2SO4(l) =>
SO3(g) + H2O = H2SO4(l)
BaCl2 + Al2S3 = BaS + AlCl3 =>
3 BaCl2 + Al2S3 = 3 BaS + 2 AlCl3
(NH4)2CO3(aq) = NH3(i) + H2O + CO2 =>
(NH4)2CO3(aq) = 2 NH3(i) + H2O + CO2
TeF6 + CsF = Cs2[TeF8] =>
TeF6 + 2 CsF = Cs2[TeF8]
K2[Zn(OH)4] + CO2 = Zn(OH)2 + K2CO3 + H2O =>
K2[Zn(OH)4] + CO2 = Zn(OH)2 + K2CO3 + H2O
NaNO3 + Mg(HCO3)2 = Mg(NO3)2 + NaHCO3 =>
2 NaNO3 + Mg(HCO3)2 = Mg(NO3)2 + 2 NaHCO3
CaCO3 + KMnO4 = Ca(MnO4)2 + K2CO3 =>
CaCO3 + 2 KMnO4 = Ca(MnO4)2 + K2CO3
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
NaHSO4 + KNO3 = K2(SO4) + Na2(SO4) + HNO3 =>
2 NaHSO4 + 2 KNO3 = K2(SO4) + Na2(SO4) + 2 HNO3
CO2 + H2O = C2H4O4 + O2 =>
2 CO2 + 2 H2O = C2H4O4 + O2
NbO + H2 = Nb + H2O =>
NbO + H2 = Nb + H2O
Rb2CO3 + HCl = Rb2 + Cl2 + CO2 + H2O =>
Rb2CO3 + 2 HCl = Rb2 + Cl2 + CO2 + H2O
Al + F32O3 = Al2O3 + F3 =>
6 Al + 3 F32O3 = 3 Al2O3 + 32 F3
Cu2O + NaOH = CuOH + Na2O =>
Cu2O + 2 NaOH = 2 CuOH + Na2O
Cu(NO3)2 + Al = Cu + Al(NO3)3 =>
3 Cu(NO3)2 + 2 Al = 3 Cu + 2 Al(NO3)3
HCl + OH = HClOH =>
HCl + OH = HClOH
N2 + O2 = N2O3 =>
2 N2 + 3 O2 = 2 N2O3
C2H2O4 + H2O = C2HO4{-} + H3O{+} =>
C2H2O4 + H2O = C2HO4{-} + H3O{+}
Cu(NO3)2 + Al = Cu + Al(NO3)3 =>
3 Cu(NO3)2 + 2 Al = 3 Cu + 2 Al(NO3)3
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
NO3{-} + S2O3{2-} + H2O = N2 + SO4{2-} + H{+} =>
8 NO3{-} + 5 S2O3{2-} + H2O = 4 N2 + 10 SO4{2-} + 2 H{+}
NaS + AgCl = AgS + NaCl =>
NaS + AgCl = AgS + NaCl
PH3 + O2 = P2O5 + H2O =>
2 PH3 + 4 O2 = P2O5 + 3 H2O
SiO2 = Si + O2 =>
SiO2 = Si + O2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CuSO4 + Na2CO3 + H2O = CO2 + CuCO3*Cu(OH)2 + Na2SO4 =>
2 CuSO4 + 2 Na2CO3 + H2O = CO2 + CuCO3*Cu(OH)2 + 2 Na2SO4
N2O + Na2S = Na2SO4 + N2 =>
4 N2O + Na2S = Na2SO4 + 4 N2
CH3CH(NH2)CH2COOH + K2O = CH3CH(NH2)CH2COOK + H2O =>
2 CH3CH(NH2)CH2COOH + K2O = 2 CH3CH(NH2)CH2COOK + H2O
Ca + (COOH)2 = Ca(COOH)2 =>
Ca + (COOH)2 = Ca(COOH)2
CaCl2 + NH4OH = CaOH + Cl2NH4 =>
CaCl2 + NH4OH = CaOH + Cl2NH4
PBO + H2 = PB + H2O =>
PBO + H2 = PB + H2O
Zn(s)CdSO4(aq) = Cd(s)ZnSO4(aq) =>
Zn(s)CdSO4(aq) = Cd(s)ZnSO4(aq)
MnO2 + ClO3 = MnO4 + Cl =>
3 MnO2 + 2 ClO3 = 3 MnO4 + 2 Cl
(NH4)2SO4 + BaI2 = NH4I + SO4Ba =>
(NH4)2SO4 + BaI2 = 2 NH4I + SO4Ba
Cu + HI = CuI + H2 =>
2 Cu + 2 HI = 2 CuI + H2
CH4OH + C6H4(OH)COOH = H2O + C6H4(OH)COOCH4 =>
CH4OH + C6H4(OH)COOH = H2O + C6H4(OH)COOCH4
Cr2O3 + NaOH + O2 = Na2CrO4 + H2O =>
2 Cr2O3 + 8 NaOH + 3 O2 = 4 Na2CrO4 + 4 H2O
C28H56O2 + O2 = CO2 + H2O =>
C28H56O2 + 41 O2 = 28 CO2 + 28 H2O
C12H22O11 + C2H5OH = C19H22O6 + H2O =>
7 C12H22O11 + 15 C2H5OH = 6 C19H22O6 + 56 H2O
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