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C21H30NO4Br + NH4OH = NH4Br + H10C4O + C17H21NO4
Fe(ClO3)3 + Ca = Ca(ClO3) + Fe =>
Fe(ClO3)3 + 3 Ca = 3 Ca(ClO3) + Fe
CH2CH3 + O2 = CO2 + H2O =>
4 CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
Nb2O5 + B = B2O3 + Nb =>
3 Nb2O5 + 10 B = 5 B2O3 + 6 Nb
Ga + H2SO4 = Ga2(SO4)3 + H2 =>
2 Ga + 3 H2SO4 = Ga2(SO4)3 + 3 H2
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Na3As + H2O = NaOH + H3As =>
Na3As + 3 H2O = 3 NaOH + H3As
MnCl2 + Na2S = MnSCl2Na2 =>
MnCl2 + Na2S = MnSCl2Na2
Ca(OH)2 + H + PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 6 H + 2 PO4 = Ca3(PO4)2 + 6 H2O
H2O(l) = H2 + O2 =>
2 H2O(l) = 2 H2 + O2
NH4NiPO4 + LiOH = Li2NiPO4 + H2O + NH2 =>
NH4NiPO4 + 2 LiOH = Li2NiPO4 + 2 H2O + NH2
NaK + H2O = NaK(OH)2 + H2 =>
NaK + 2 H2O = NaK(OH)2 + H2
[Ca(OH)2] + CO2 = CaCO3 + H2O =>
[Ca(OH)2] + CO2 = CaCO3 + H2O
HCOONa + NaOH = Na2CO3 + H2 =>
HCOONa + NaOH = Na2CO3 + H2
NH4MnO4 = MnO2 + N2 + H2O =>
2 NH4MnO4 = 2 MnO2 + N2 + 4 H2O
C + Fe3O4 = Fe3C + O =>
C + Fe3O4 = Fe3C + 4 O
H4CO4 + OH{-} = H3CO4{-} + H2O =>
H4CO4 + OH{-} = H3CO4{-} + H2O
AuCl3(aq) + CuSO4(aq) = Au2(SO4)3 + CuCl2 =>
2 AuCl3(aq) + 3 CuSO4(aq) = Au2(SO4)3 + 3 CuCl2
Na3AsO3 + Zn + HCl = As + ZnCl2 + NaCl + H2O =>
2 Na3AsO3 + 3 Zn + 12 HCl = 2 As + 3 ZnCl2 + 6 NaCl + 6 H2O
SiCl4(s) + H2O(l) = H2SiO3(s) + HCl(g) =>
SiCl4(s) + 3 H2O(l) = H2SiO3(s) + 4 HCl(g)
HOCH2CHOHCH2OH + H3CCOOH = H2O + HOCH2CHOHCH2OOCCH3 =>
HOCH2CHOHCH2OH + H3CCOOH = H2O + HOCH2CHOHCH2OOCCH3
Na[BH4] + H2O = H2 + NaB[(OH)4] =>
Na[BH4] + 4 H2O = 4 H2 + NaB[(OH)4]
Fe2O3 + SiO2 + SnO2 + SnO = Fe4Si2Sn4O16 =>
2 Fe2O3 + 2 SiO2 + 2 SnO2 + 2 SnO = Fe4Si2Sn4O16
LiOH + SO3 = LiSO3 + OH =>
LiOH + SO3 = LiSO3 + OH
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cr2(SO4)3 + Na2CO3 + H2O = Cr(OH)3 + CO2 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2CO3 + 3 H2O = 2 Cr(OH)3 + 3 CO2 + 3 Na2SO4
Zn + PbCl4 = ZnCl2 + Pb =>
2 Zn + PbCl4 = 2 ZnCl2 + Pb
CH3OH + OH = CH3O + H2O =>
CH3OH + OH = CH3O + H2O
SO(g) + O2(g) + H2O(l) = H2SO4(l) =>
SO(g) + O2(g) + H2O(l) = H2SO4(l)
CoO + NO2 + O2 = Co(NO3)2 =>
2 CoO + 4 NO2 + O2 = 2 Co(NO3)2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Nb2O5 + Nb = NbO =>
Nb2O5 + 3 Nb = 5 NbO
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
KMnO4 + NaNO2 + H3PO4 = Mn3(PO4)2 + NaNO3 + K3PO4 + H2O =>
6 KMnO4 + 15 NaNO2 + 6 H3PO4 = 2 Mn3(PO4)2 + 15 NaNO3 + 2 K3PO4 + 9 H2O
Cr(OH)3 + KI + H2SO4 = K2SO4 + I2 + H2O + CrSO4 =>
2 Cr(OH)3 + 2 KI + 3 H2SO4 = K2SO4 + I2 + 6 H2O + 2 CrSO4
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
KCN + CuSO4 + SO2 + H2O = Cu2(CN)2 + H2SO4 + KHSO4 =>
2 KCN + 2 CuSO4 + SO2 + 2 H2O = Cu2(CN)2 + H2SO4 + 2 KHSO4
氢氧化钙 + 二氧化碳 = 碳酸钙 + 水 =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Na2SO = Na2S + O2 =>
2 Na2SO = 2 Na2S + O2
NiSO4 + MgCl2 = NiCl2 + MgSO4 =>
NiSO4 + MgCl2 = NiCl2 + MgSO4
Ag + CuSO4 = Ag2SO4 + Cu =>
2 Ag + CuSO4 = Ag2SO4 + Cu
HOAc + NaHCO3 = CO2 + NaOAc + H2O =>
HOAc + NaHCO3 = CO2 + NaOAc + H2O
CaC2 + H2O + CO2 = Ca(OH)2 + CH2CHCO3H =>
CaC2 + 3 H2O + CO2 = Ca(OH)2 + CH2CHCO3H
H2O(l) + Li(g) = H2(g) + LiOH(aq) =>
2 H2O(l) + 2 Li(g) = H2(g) + 2 LiOH(aq)
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
AgNO3 + (NH4)2SO4 = Ag2SO4 + NH4NO3 =>
2 AgNO3 + (NH4)2SO4 = Ag2SO4 + 2 NH4NO3
Zn(OH)2 + NH3 = Zn(NH3)4{+2} + OH{-} =>
Zn(OH)2 + 4 NH3 = Zn(NH3)4{+2} + 2 OH{-}
V + Y2 = YV =>
2 V + Y2 = 2 YV
KCrO2 + PbO2 + H2SO4 = K2Cr2O7 + PbSO4 + H2O =>
2 KCrO2 + 3 PbO2 + 3 H2SO4 = K2Cr2O7 + 3 PbSO4 + 3 H2O
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