| 前日に均衡した方程式 |
CaCO3 + 3 H2 = CaC + 3 H2O
NaCl + MnO2 + H2SO4 = NaHSO4 + MnSO4 + Cl2 + H2O =>
2 NaCl + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + Cl2 + 2 H2O
Fe(OH)3(s) + HNO3(aq) = Fe(NO3)3(l) + H2O =>
Fe(OH)3(s) + 3 HNO3(aq) = Fe(NO3)3(l) + 3 H2O
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
C2H4O2 + H2O = C2H3O2{-} + H3O{+} =>
C2H4O2 + H2O = C2H3O2{-} + H3O{+}
KOH(aq) + NH4Cl(aq) = KCl + NH4OH(s) =>
KOH(aq) + NH4Cl(aq) = KCl + NH4OH(s)
Mg + H2B = Mg3B2 + H2 =>
3 Mg + 2 H2B = Mg3B2 + 2 H2
CoCl2 + NaOH = NaCl(s) + Co(OH)2 =>
CoCl2 + 2 NaOH = 2 NaCl(s) + Co(OH)2
Cl2 + OH{-} = Cl{-} + ClO3{-} + H2O =>
3 Cl2 + 6 OH{-} = 5 Cl{-} + ClO3{-} + 3 H2O
Al(s) + Br2(l) = Al2Br6(s) =>
2 Al(s) + 3 Br2(l) = Al2Br6(s)
CH2OH{-}CHOH{-}CH2OH + Na = CH2ONa{-}CHONa{-}CH2ONa + H2 =>
2 CH2OH{-}CHOH{-}CH2OH + 2 Na = 2 CH2ONa{-}CHONa{-}CH2ONa + H2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Cr2O7 + H = Cr2 + H2O =>
Cr2O7 + 14 H = Cr2 + 7 H2O
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl = FeSO4 + Cu =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
K2CrO4 + AgNO3 = KNO3 + Ag2CrO4 =>
K2CrO4 + 2 AgNO3 = 2 KNO3 + Ag2CrO4
AgO = Ag + O2 =>
2 AgO = 2 Ag + O2
SnO2 + H2 = Sn6 + H2O =>
6 SnO2 + 12 H2 = Sn6 + 12 H2O
K2Cr2O7 + H2SO4 + SnSO4 = K2SO4 + Sn(SO4)2 + Cr2(SO4)2 + H2O =>
K2Cr2O7 + 7 H2SO4 + 4 SnSO4 = K2SO4 + 4 Sn(SO4)2 + Cr2(SO4)2 + 7 H2O
CrO4 + Na = NaCrO4 =>
CrO4 + Na = NaCrO4
KI + KNO2 + HSO4 = I2 + NO + K2SO4 + H2O =>
6 KI + 2 KNO2 + 4 HSO4 = 3 I2 + 2 NO + 4 K2SO4 + 2 H2O
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
Fe(NO3)3(aq) + HCl(aq) = HNO3 + FeCl3 =>
Fe(NO3)3(aq) + 3 HCl(aq) = 3 HNO3 + FeCl3
Cr + I3 = CrI2 =>
3 Cr + 2 I3 = 3 CrI2
UO2SO4 + Na2CO3 = Na6[UO2(CO3)4] + Na2SO4 =>
UO2SO4 + 4 Na2CO3 = Na6[UO2(CO3)4] + Na2SO4
CuCl2(aq) + Al(s) = Cl(aq) + AlCu3(s) =>
3 CuCl2(aq) + Al(s) = 6 Cl(aq) + AlCu3(s)
AgO + H2PtCl4 + H2O = AgPt + HCl + O2 =>
AgO + H2PtCl4 + H2O = AgPt + 4 HCl + O2
Na + Cl = NaCl =>
Na + Cl = NaCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Ba(NO3)2 + KF = BaF2 + KNO3 =>
Ba(NO3)2 + 2 KF = BaF2 + 2 KNO3
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Cu + HNO3 + H2SO4 = CuSO4 + NO2 + H2O =>
Cu + 2 HNO3 + H2SO4 = CuSO4 + 2 NO2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + C6H8O7 + H3PO4 = H2O + FePO4 + C =>
2 Fe + C6H8O7 + 2 H3PO4 = 7 H2O + 2 FePO4 + 6 C
FeV + Cr = FeVCr2 =>
FeV + 2 Cr = FeVCr2
O2 + C2H4 = CH3CHO =>
O2 + 2 C2H4 = 2 CH3CHO
AgF(aq) + KCl(aq) = AgCl(s) + KF(aq) =>
AgF(aq) + KCl(aq) = AgCl(s) + KF(aq)
S8 + O2 = SO =>
S8 + 4 O2 = 8 SO
Cr2O3 + KOH = K2O + Cr(OH)3 =>
Cr2O3 + 6 KOH = 3 K2O + 2 Cr(OH)3
O2 + C2H4 = CH3CHO =>
O2 + 2 C2H4 = 2 CH3CHO
MnO + NaOH = MnO2 + Na + H2O =>
MnO + 2 NaOH = MnO2 + 2 Na + H2O
Mg + HC2H3O2 = Mg(C2H3O2)2 + H2 =>
Mg + 2 HC2H3O2 = Mg(C2H3O2)2 + H2
Pb(NO3)2 = Pb0 + O2 + NO2 =>
Pb(NO3)2 = Pb0 + O2 + 2 NO2
FeGa = Fe2 + Ga3 =>
6 FeGa = 3 Fe2 + 2 Ga3
FeCr2O4 + KOH + O2 = FeO + K2Cr2O7 + H2O =>
2 FeCr2O4 + 4 KOH + 3 O2 = 2 FeO + 2 K2Cr2O7 + 2 H2O
MnO2 + HCl = MnCl2 + H2O(l) + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O(l) + Cl2
MgSO4 + KBr = MgBr2 + K2SO4 =>
MgSO4 + 2 KBr = MgBr2 + K2SO4
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