| 前日に均衡した方程式 |
2 Na + 2 H2O = H2 + 2 NaOH
BiONO3 + HNO3 = Bi(NO3)3 + H2O =>
BiONO3 + 2 HNO3 = Bi(NO3)3 + H2O
P2S3 + KMnO4 + H2SO4 = H3PO4 + K2SO4 + MnSO4 + S =>
P2S3 + 2 KMnO4 + 3 H2SO4 = 2 H3PO4 + K2SO4 + 2 MnSO4 + 3 S
H2PtCl6 + KCl = HCl + K2PtCl6 =>
H2PtCl6 + 2 KCl = 2 HCl + K2PtCl6
KMnO4 + Co = K + Co(MnO4)2 =>
2 KMnO4 + Co = 2 K + Co(MnO4)2
Cr(OH)3 + Cl2O7 = CrO4 + ClO2 + H =>
3 Cr(OH)3 + Cl2O7 = 3 CrO4 + 2 ClO2 + 9 H
Co(OH)2 + KMnO4 + H2O = Co(OH)3 + MnO2 + KOH =>
3 Co(OH)2 + KMnO4 + 2 H2O = 3 Co(OH)3 + MnO2 + KOH
C14H10 + MnO2 + OH{-} = CO2 + Mn{-2} + H2O =>
C14H10 + 11 MnO2 + 22 OH{-} = 14 CO2 + 11 Mn{-2} + 16 H2O
HCOH + I2 + NaOH = HCOONa + NaI + H2O =>
HCOH + I2 + 3 NaOH = HCOONa + 2 NaI + 2 H2O
(NH4)2S + CsOH = (NH4)2OH + CsS =>
(NH4)2S + CsOH = (NH4)2OH + CsS
CuFeS2 + O2 = SO2 + CuO + FeO =>
CuFeS2 + 3 O2 = 2 SO2 + CuO + FeO
Na2SO3 + HCl + Na2S = S + NaCl + H2O =>
Na2SO3 + 6 HCl + 2 Na2S = 3 S + 6 NaCl + 3 H2O
Al2 + Ni(SO4)3 = Al2(SO4) + Ni =>
3 Al2 + Ni(SO4)3 = 3 Al2(SO4) + Ni
Al{3+} + Co = Al + Co{2+} =>
2 Al{3+} + 3 Co = 2 Al + 3 Co{2+}
PBr2 + Al(NO3) = P(NO3) + AlBr2 =>
PBr2 + Al(NO3) = P(NO3) + AlBr2
CuS + HBr = CuBr2 + H2S =>
CuS + 2 HBr = CuBr2 + H2S
CH3COOK + H2O = KOH + CO2 + C2H6 =>
7 CH3COOK + 5 H2O = 7 KOH + 6 CO2 + 4 C2H6
LiBr = Li + Br =>
LiBr = Li + Br
K2Cr2O7 + NaOH = H2O + K2CrO4 + Na2CrO4 =>
K2Cr2O7 + 2 NaOH = H2O + K2CrO4 + Na2CrO4
MnO2 + ClO3 + KOH = KMnO4 + KCl + H2O =>
7 MnO2 + 3 ClO3 + 10 KOH = 7 KMnO4 + 3 KCl + 5 H2O
Zn + Sb2O3 + H2SO4 = ZnSO4 + H2O + SbH3 =>
6 Zn + Sb2O3 + 6 H2SO4 = 6 ZnSO4 + 3 H2O + 2 SbH3
C3H3AgHCl = C3H4AgCl =>
C3H3AgHCl = C3H4AgCl
FeS(s) + HCl(ag) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(ag) = FeCl2(aq) + H2S(g)
C2H5OH + CuO = (C2H5O)2Cu + H2O =>
2 C2H5OH + CuO = (C2H5O)2Cu + H2O
Ba + FeCl2 = Fe + BaCl2 =>
Ba + FeCl2 = Fe + BaCl2
CaO + Li2Se = CaSe + Li2O =>
CaO + Li2Se = CaSe + Li2O
HCl + KSCN = H(SCN) + KCl =>
HCl + KSCN = H(SCN) + KCl
CrCl3 + (NH4)2S = Cr2S3 + NH4Cl =>
2 CrCl3 + 3(NH4)2S = Cr2S3 + 6 NH4Cl
C6H5CHO + KMnO4 + HCl = C6H5COOH + MnCl2 + KCl + H2O =>
5 C6H5CHO + 2 KMnO4 + 6 HCl = 5 C6H5COOH + 2 MnCl2 + 2 KCl + 3 H2O
Ba(OH)2 + Ba(HCO3)2 = BaCO3 + H2O =>
Ba(OH)2 + Ba(HCO3)2 = 2 BaCO3 + 2 H2O
Ni(s) + AuBr3(aq) = Au(s) + NiBr3(aq) =>
Ni(s) + AuBr3(aq) = Au(s) + NiBr3(aq)
H2CrO4 + Pb = Pb(CrO4)2 + H2 =>
2 H2CrO4 + Pb = Pb(CrO4)2 + 2 H2
Na4Fe(CN)6 + Na = NaCN + Fe =>
Na4Fe(CN)6 + 2 Na = 6 NaCN + Fe
C + O2 = CO2 =>
C + O2 = CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HC2H3O2 + NaCl + CuO = CuCl2 + NaC2H3O2 + H2O =>
2 HC2H3O2 + 2 NaCl + CuO = CuCl2 + 2 NaC2H3O2 + H2O
CuO + N2O3 = Cu3N2 + O2 =>
3 CuO + N2O3 = Cu3N2 + 3 O2
BaCO3 + CO2 + H2O = Ba(HCO3)2 =>
BaCO3 + CO2 + H2O = Ba(HCO3)2
CH4 + O2 = C + HO2 =>
CH4 + 4 O2 = C + 4 HO2
CH3COO + Fe = FeCH3COO =>
CH3COO + Fe = FeCH3COO
CH3COONa + NaHSO3 = CH3COOH + Na2SO3 =>
CH3COONa + NaHSO3 = CH3COOH + Na2SO3
CuO + NH3 = N2 + Cu + H2O =>
3 CuO + 2 NH3 = N2 + 3 Cu + 3 H2O
Mg(OH)2 + H3O = Mg + H2O = H =>
Mg(OH)2 + 2 H3O = Mg + 4 H2O
C6H6CH3 + KMnO4 + H2SO4 = C6H6COOH + K2SO4 + MnSO4 + H2O =>
5 C6H6CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H6COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Fe3(s) + H2O(l) = FeOH(aq) + H2(g) =>
2 Fe3(s) + 6 H2O(l) = 6 FeOH(aq) + 3 H2(g)
CuS(s) + HNO3(aq) = Cu(NO3)2(aq) + H2O(l) + NO2(g) + S(s) =>
CuS(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 H2O(l) + 2 NO2(g) + S(s)
KMnO4 + KSCN + HCl = MnCl2 + K2SO4 + KCl + CO2 + NO2 + H2O =>
3 KMnO4 + KSCN + 8 HCl = 3 MnCl2 + K2SO4 + 2 KCl + CO2 + NO2 + 4 H2O
Na3PO4 + CaF2 = NaF + Ca3(PO4)2 =>
2 Na3PO4 + 3 CaF2 = 6 NaF + Ca3(PO4)2
Fe + Ca + CO3 = FeCa(CO3) =>
Fe + Ca + CO3 = FeCa(CO3)
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
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方程式のバランス10/20/24
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