| 前日に均衡した方程式 |
Zn(s) + Pb(NO3)2 = Zn(NO3)2 + Pb
CuCl2 + K4(FeCN6) = Cu4(FeCN6)2 + KCl =>
4 CuCl2 + 2 K4(FeCN6) = Cu4(FeCN6)2 + 8 KCl
LiOH + H2PO4 = Li2PO4 + H2O =>
2 LiOH + H2PO4 = Li2PO4 + 2 H2O
Cl + O3 = ClO + O2 =>
Cl + O3 = ClO + O2
As + BrO{-} + OH{-} = AsO4{3-} + Br{-} + H2O =>
2 As + 5 BrO{-} + 6 OH{-} = 2 AsO4{3-} + 5 Br{-} + 3 H2O
Ca(OH)2 + Na3AsO4 = Ca3(AsO4)2 + NaOH =>
3 Ca(OH)2 + 2 Na3AsO4 = Ca3(AsO4)2 + 6 NaOH
CrO4{2-} + HSnO2{-} + H2O = CrO2{-} + HSnO3{-)+OH{-} =>
2 CrO4{2-} + 3 HSnO2{-} + H2O = 2 CrO2{-} + 3 HSnO3{-)+2OH{-}
CoSO4 + Na2CO3 = CoCO3(s) + Na2SO4 =>
CoSO4 + Na2CO3 = CoCO3(s) + Na2SO4
CuS + KCl = CuCl2 + K2S =>
CuS + 2 KCl = CuCl2 + K2S
ZnCl2 + (NH4)2S = ZnS + NH4Cl =>
ZnCl2 + (NH4)2S = ZnS + 2 NH4Cl
C5H11Cl + NaI = C5H11I + NaCl =>
C5H11Cl + NaI = C5H11I + NaCl
Al + KOH + H2O = K{+} + H2 + Al(OH)4{-} =>
2 Al + 2 KOH + 6 H2O = 2 K{+} + 3 H2 + 2 Al(OH)4{-}
H2SeO3 + NaBH4 = Se + H2O + NaBH3 =>
H2SeO3 + 4 NaBH4 = Se + 3 H2O + 4 NaBH3
Cu + H{+} + NO3{-} = Cu(NO3)2 + NO2{-} + H2O =>
Cu + 2 H{+} + 3 NO3{-} = Cu(NO3)2 + NO2{-} + H2O
KHCO3 + H2SO4 = K2SO4 + H2O + CO2(g) =>
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2(g)
CuS + KCl = CuCl2 + K2S =>
CuS + 2 KCl = CuCl2 + K2S
Ca(No3)2 + HCl = CaCl2 + HNo3 =>
Ca(No3)2 + 2 HCl = CaCl2 + 2 HNo3
Mg(NO3)2 + K2S = MgS + KNO3 =>
Mg(NO3)2 + K2S = MgS + 2 KNO3
LiOH + NH4SCN = LiSCN + NH4OH =>
LiOH + NH4SCN = LiSCN + NH4OH
Si + WO3 = SiO2 + WO2 =>
Si + 2 WO3 = SiO2 + 2 WO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HBr + Ag = AgBr + H2 =>
2 HBr + 2 Ag = 2 AgBr + H2
MnOHCl + H2O = Mn(OH)2 + HCl =>
MnOHCl + H2O = Mn(OH)2 + HCl
BaCl2(s) + AgNO3(s) = AgCl(s) + Ba(NO3)2(s) =>
BaCl2(s) + 2 AgNO3(s) = 2 AgCl(s) + Ba(NO3)2(s)
Pb(OH)2 + HNO2 = Pb(NO2)2 + H2O =>
Pb(OH)2 + 2 HNO2 = Pb(NO2)2 + 2 H2O
S{2-} + NO3{-} + H{+} = NO + SO4{2-} + H2O =>
3 S{2-} + 8 NO3{-} + 8 H{+} = 8 NO + 3 SO4{2-} + 4 H2O
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
Cu(NH3)2 + H2SO4 = CuSO4 + (NH4)2 =>
Cu(NH3)2 + H2SO4 = CuSO4 + (NH4)2
KI + KBrO3 + H2SO4 = I2 + KBr + K2SO4 + H2O =>
6 KI + KBrO3 + 3 H2SO4 = 3 I2 + KBr + 3 K2SO4 + 3 H2O
ClO4 + H2O = HCl + O2 =>
4 ClO4 + 2 H2O = 4 HCl + 9 O2
NaOH + CaSO3 = Ca(OH)2 + Na2SO3 =>
2 NaOH + CaSO3 = Ca(OH)2 + Na2SO3
Fe(OH)3 + KNO2 + HNO3 = Fe(NO3)2 + KNO3 + H2O =>
2 Fe(OH)3 + KNO2 + 4 HNO3 = 2 Fe(NO3)2 + KNO3 + 5 H2O
KClO + Na2S + H2SO4 = NaCl + K2SO4 + H2O + S =>
6 KClO + 3 Na2S + 2 H2SO4 = 6 NaCl + 3 K2SO4 + 2 H2O + 2 S
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
CuO2 + KOH = CuOH + KO2 =>
CuO2 + KOH = CuOH + KO2
C13H10O + NaBH4 + H2O = C13H12O + NaOH + BH3 =>
C13H10O + NaBH4 + H2O = C13H12O + NaOH + BH3
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
(NH4)2[Pb(SO4)2] + H2S = NH3 + PbS + H2SO4 =>
(NH4)2[Pb(SO4)2] + H2S = 2 NH3 + PbS + 2 H2SO4
Ag2CO3 + NH3 = AgNH3 + CO3 =>
Ag2CO3 + 2 NH3 = 2 AgNH3 + CO3
Al(OH)3 + C2H5NO2 = C2H6AlNO4 + H2O =>
Al(OH)3 + C2H5NO2 = C2H6AlNO4 + H2O
H2Si(Cl)2 + H2O = H8Si4O4 + HCl =>
4 H2Si(Cl)2 + 4 H2O = H8Si4O4 + 8 HCl
Cr + H2O = CrO4 + H =>
Cr + 4 H2O = CrO4 + 8 H
Fe3O4 + HI = FeI + I + H2O =>
Fe3O4 + 8 HI = 3 FeI + 5 I + 4 H2O
FeCl3 + KSCN = KCl3 + Fe(SCN) =>
FeCl3 + KSCN = KCl3 + Fe(SCN)
C2H5I + H2O = C2H5OH + H + I =>
C2H5I + H2O = C2H5OH + H + I
Al2O3 + HI = AlI3 + H2O =>
Al2O3 + 6 HI = 2 AlI3 + 3 H2O
Fe(OH)3 + KNO2 + HNO3 = Fe(NO3)2 + KNO3 + H2O =>
2 Fe(OH)3 + KNO2 + 4 HNO3 = 2 Fe(NO3)2 + KNO3 + 5 H2O
CH3CH2O + O2 = H2O + CH3COOH =>
4 CH3CH2O + 3 O2 = 2 H2O + 4 CH3COOH
FeSO2 + O = SO2 + FeO =>
FeSO2 + O = SO2 + FeO
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