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2 Ag2S + 3 O2 = 4 Ag + 2 SO3
KHSO3 + NaOH = H2O + K2SO3 + Na2SO3 =>
2 KHSO3 + 2 NaOH = 2 H2O + K2SO3 + Na2SO3
NaSO3 + KOH + KMnO4 = NaOH + H2O + K2SO4 + MnO =>
5 NaSO3 + 9 KOH + KMnO4 = 5 NaOH + 2 H2O + 5 K2SO4 + MnO
P4 + HNO3 + H2O = H3PO4 + NO(g) =>
3 P4 + 20 HNO3 + 8 H2O = 12 H3PO4 + 20 NO(g)
C5H2 + O2 = C2 + H2O =>
2 C5H2 + O2 = 5 C2 + 2 H2O
CuO + SO3 = CuSO4 =>
CuO + SO3 = CuSO4
Na2HPO4 + Ca(OH)2 = CaHPO4 + NaOH =>
Na2HPO4 + Ca(OH)2 = CaHPO4 + 2 NaOH
PhCH3 + Mn2O7 + H2SO4 = PhCOOH + MnSO4 + H2O =>
5 PhCH3 + 3 Mn2O7 + 6 H2SO4 = 5 PhCOOH + 6 MnSO4 + 11 H2O
CuO + SO3 = CuSO4 =>
CuO + SO3 = CuSO4
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Zn(NO3)2 + H2O = ZnO + H2(NO3)2 =>
Zn(NO3)2 + H2O = ZnO + H2(NO3)2
Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3
FeCl3 + NH4O0H = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4O0H = Fe(OH)3 + 3 NH4Cl
(NH4)3PO4 + Pb + (NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb + 3(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
SI + HF + HNO3 = SIF4 + NO + H2O =>
3 SI + 12 HF + 4 HNO3 = 3 SIF4 + 4 NO + 8 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
CaCl2 + EDTA = CaEDTA + Cl =>
CaCl2 + EDTA = CaEDTA + 2 Cl
KHCO3 + KOH = K2CO3 + H2O =>
KHCO3 + KOH = K2CO3 + H2O
CH3OH + Na = CH3ONa + H2 =>
2 CH3OH + 2 Na = 2 CH3ONa + H2
氢氧化钙 + 二氧化碳 = 碳酸钙 + 水 =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuCH2 + O5 = CuO + H2O + CO2 =>
5 CuCH2 + 4 O5 = 5 CuO + 5 H2O + 5 CO2
C2H5OH + Cl2 = Cl3C2HO + HCl =>
C2H5OH + 4 Cl2 = Cl3C2HO + 5 HCl
HCl + NaNO3 = NaCl + N2O5 + H2O =>
2 HCl + 2 NaNO3 = 2 NaCl + N2O5 + H2O
MnO4{-} + Sn2{+} = Mn2{+} + Sn4{+} + O4 =>
2 MnO4{-} + 6 Sn2{+} = Mn2{+} + 3 Sn4{+} + 2 O4
Fe1 + Cl2 = Fe1Cl3 =>
2 Fe1 + 3 Cl2 = 2 Fe1Cl3
(Cr2O7)2{-} + H2S + H{+} = Cr3{+} + S + H2O =>
6(Cr2O7)2{-} + 77 H2S + 14 H{+} = 8 Cr3{+} + 77 S + 84 H2O
ZnCl2 + NaOH = Na2Zn(OH)4 + NaCl =>
ZnCl2 + 4 NaOH = Na2Zn(OH)4 + 2 NaCl
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2 =>
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2
Pb + Pb2O4 + HSO4 = PbSO4 + H2O =>
6 Pb + Pb2O4 + 8 HSO4 = 8 PbSO4 + 4 H2O
Pb(OH)4{2-}(aq) + ClO{-}(aq) = PbO2(s) + Cl{-}(aq) + OH{-} + H2O =>
Pb(OH)4{2-}(aq) + ClO{-}(aq) = PbO2(s) + Cl{-}(aq) + 2 OH{-} + H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
NaBrO + Fe(OH)2 + H2O = Fe(OH)3 + NaBr =>
NaBrO + 2 Fe(OH)2 + H2O = 2 Fe(OH)3 + NaBr
Cu{+} + H{+} + MnO4{-} = Cu{2+} + H2O + MnO2 =>
3 Cu{+} + 4 H{+} + MnO4{-} = 3 Cu{2+} + 2 H2O + MnO2
Ga(s) + H3PO4(aq) = GaPO4(s) + H2(g) =>
2 Ga(s) + 2 H3PO4(aq) = 2 GaPO4(s) + 3 H2(g)
Li2O + X2 = LiX + O2 =>
2 Li2O + 2 X2 = 4 LiX + O2
(NH4)2S = NH4 + S =>
(NH4)2S = 2 NH4 + S
MnO2 + H2O2 = MnH2 + O2 =>
MnO2 + H2O2 = MnH2 + 2 O2
NH4(OH) + HF = H2O + (NH4)F =>
NH4(OH) + HF = H2O + (NH4)F
F2 + Hg = F2Hg =>
F2 + Hg = F2Hg
FeCl2 + Na2S = FeS + NaCl =>
FeCl2 + Na2S = FeS + 2 NaCl
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Zn(C2H3O2)2 + KNO3(aq) = KC2H3O2 + Zn(NO3)2 =>
Zn(C2H3O2)2 + 2 KNO3(aq) = 2 KC2H3O2 + Zn(NO3)2
CuS = Cu + S =>
CuS = Cu + S
CsOH + FeCl3 = CsCl3 + FeOH =>
CsOH + FeCl3 = CsCl3 + FeOH
Na2SO4 + HNO3 = NaNO3 + H2SO4 =>
Na2SO4 + 2 HNO3 = 2 NaNO3 + H2SO4
Fe3SO4 + HCl = FeH + SO4Cl3 =>
Fe3SO4 + 3 HCl = 3 FeH + SO4Cl3
Zn + FeCl3 = Fe + ZnCl2 =>
3 Zn + 2 FeCl3 = 2 Fe + 3 ZnCl2
MgSiO3 + H2O = Mg3Si2O5(OH)4 + SiO2 =>
3 MgSiO3 + 2 H2O = Mg3Si2O5(OH)4 + SiO2
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