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Sn{2} + F{2} = SnF{4}
NiCl2(aq) + Na2Co3(aq) = NiCo3(s) + NaCl(aq) =>
NiCl2(aq) + Na2Co3(aq) = NiCo3(s) + 2 NaCl(aq)
Hg + HNO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
C14H10O2 + NaBH4 + H2O = C14H14O2 + NaBH3OH =>
C14H10O2 + 2 NaBH4 + 2 H2O = C14H14O2 + 2 NaBH3OH
Cu(NO3)2 + H3PO4 = Cu3(PO4)2 + HNO3 =>
3 Cu(NO3)2 + 2 H3PO4 = Cu3(PO4)2 + 6 HNO3
KMnO4 + Ni(NO3)2 = KNO3 + Ni(MnO4)2 =>
2 KMnO4 + Ni(NO3)2 = 2 KNO3 + Ni(MnO4)2
MgCI2 + I2 = MgI2 + CI2 =>
MgCI2 + I2 = MgI2 + CI2
NaS2O3 + NaOH = Na2 + S2O3OH =>
NaS2O3 + NaOH = Na2 + S2O3OH
C14H10O2 + NaBH4 + H2O = C14H12O2 + BH3 + NaOH =>
C14H10O2 + NaBH4 + H2O = C14H12O2 + BH3 + NaOH
ZnI2 + NaOH = NaI + Zn(OH)2 =>
ZnI2 + 2 NaOH = 2 NaI + Zn(OH)2
[Cu(NH3)4]Cl2 + NaOH = Cu(OH)2 + NaCl + NH3 =>
[Cu(NH3)4]Cl2 + 2 NaOH = Cu(OH)2 + 2 NaCl + 4 NH3
(NH4)2SO4(aq) + BaBr2 = NH4Br + BaSO4 =>
(NH4)2SO4(aq) + BaBr2 = 2 NH4Br + BaSO4
AgNO3 + H2C2O7 = Ag2C2O7 + HNO3 =>
2 AgNO3 + H2C2O7 = Ag2C2O7 + 2 HNO3
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
C2H5OH + PCl3 = C2H5Cl + H3PO3 =>
3 C2H5OH + PCl3 = 3 C2H5Cl + H3PO3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
C14H10O2 + NaBH4 + H2O = C14H1402 + NaOH + H3BO3 =>
2 C14H10O2 + 349 NaBH4 + 1392 H2O = 2 C14H1402 + 349 NaOH + 349 H3BO3
S + O2 = SO2 =>
S + O2 = SO2
Mg + H2SO4 = H2 + MgSO4 =>
Mg + H2SO4 = H2 + MgSO4
硫 + 臭氧 = 二氧化硫 =>
3 S + 2 O3 = 3 SO2
Mg(NO3)2 + Na2SO4 = Mg2(SO4)2 + NaNO3 =>
2 Mg(NO3)2 + 2 Na2SO4 = Mg2(SO4)2 + 4 NaNO3
Ni(OH)2 + NH4OH = NiOH + NH4(OH)2 =>
Ni(OH)2 + NH4OH = NiOH + NH4(OH)2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
CH3COOH + HNO3 = CH3COO{-} + NO2{+} + H2O =>
CH3COOH + HNO3 = CH3COO{-} + NO2{+} + H2O
C6H5 + SiCl4 + Na = (C6H5)4Si + NaCl =>
4 C6H5 + SiCl4 + 4 Na = (C6H5)4Si + 4 NaCl
NaOH + Cu(CH3COO)2 = Na(CH3COO)2 + CuOH =>
NaOH + Cu(CH3COO)2 = Na(CH3COO)2 + CuOH
Al2(SO4)3*143H2O + Ca(HCO3)2 = Al(OH)3 + CaSO4 + CO2 + H2O =>
Al2(SO4)3*143H2O + 3 Ca(HCO3)2 = 2 Al(OH)3 + 3 CaSO4 + 6 CO2 + 143 H2O
CuCl2 + Na2 + CO3 = Cu2CO3 + NaCl =>
2 CuCl2 + 2 Na2 + CO3 = Cu2CO3 + 4 NaCl
AlBr3 + Na2S = Al2S3 + NaBr =>
2 AlBr3 + 3 Na2S = Al2S3 + 6 NaBr
Sr(ClO3)2(heat) = Sr(ClO)2 + O2 =>
Sr(ClO3)2(heat) = Sr(ClO)2 + 2 O2
Ca + ON = CaON =>
Ca + ON = CaON
Ba(IO3)2 = Ba5(IO6)2 + I3 + O2 =>
15 Ba(IO3)2 = 3 Ba5(IO6)2 + 8 I3 + 27 O2
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K2O + SO3 = K2(SO4) =>
K2O + SO3 = K2(SO4)
Fe2O3 + Ca(OH)2 = CaO + Fe(OH)3 =>
Fe2O3 + 3 Ca(OH)2 = 3 CaO + 2 Fe(OH)3
C2H5COOH + Cl2 = C2H4ClCOOH + HCl =>
C2H5COOH + Cl2 = C2H4ClCOOH + HCl
Zn(NO3)2*6H2O + C6H10O5 = ZnO + N2 + CO2 + H2O =>
12 Zn(NO3)2*6H2O + 5 C6H10O5 = 12 ZnO + 12 N2 + 30 CO2 + 97 H2O
RbOH + Cr2(SO4)3 = Rb2SO4 + Cr(OH)3 =>
6 RbOH + Cr2(SO4)3 = 3 Rb2SO4 + 2 Cr(OH)3
Mn + S = MnS2 =>
Mn + 2 S = MnS2
CH3CHOCHCH + O2 = CO2 + H2O =>
CH3CHOCHCH + 5 O2 = 4 CO2 + 3 H2O
Cr(NO3)3 + Rb2O = Cr2O3 + RbNO3 =>
2 Cr(NO3)3 + 3 Rb2O = Cr2O3 + 6 RbNO3
Pb(OH)2 + HNO3 = Pb(NO3)2 + H2O =>
Pb(OH)2 + 2 HNO3 = Pb(NO3)2 + 2 H2O
Mg2Si + H2O = MgH + SiO =>
Mg2Si + H2O = 2 MgH + SiO
LiCl(aq) + AgCH3CO2(aq) = AgCl(aq) + LiCH3CO2(aq) =>
LiCl(aq) + AgCH3CO2(aq) = AgCl(aq) + LiCH3CO2(aq)
CuSO4 + BaI2 = CuI + BaSO4 + I2 =>
2 CuSO4 + 2 BaI2 = 2 CuI + 2 BaSO4 + I2
Cr(OH)3 + H2O = Cr2O7 + H =>
2 Cr(OH)3 + H2O = Cr2O7 + 8 H
KOH(g) + H3PO4(g) = K3PO4(g) + H2O =>
3 KOH(g) + H3PO4(g) = K3PO4(g) + 3 H2O
Zn3P2 + H2SO4 = ZnSO4 + H3P =>
Zn3P2 + 3 H2SO4 = 3 ZnSO4 + 2 H3P
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
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