| 前日に均衡した方程式 |
3 Na + 4 HNO3 = 3 NaNO3 + NO + 2 H2O
KHC4H4O6 + O2 = CO2 + K2O + H2O =>
2 KHC4H4O6 + 5 O2 = 8 CO2 + K2O + 5 H2O
Cr(CH3COO)2 + H2O = Cr(OH)3 + CH3COOH + H2 =>
2 Cr(CH3COO)2 + 6 H2O = 2 Cr(OH)3 + 4 CH3COOH + H2
CO2 + H2O = O3 + C3H2 =>
9 CO2 + 3 H2O = 7 O3 + 3 C3H2
KI + H2O = KIO3 + H2 =>
KI + 3 H2O = KIO3 + 3 H2
HCl + Fe(s) = FeCl3 + H2(g) =>
6 HCl + 2 Fe(s) = 2 FeCl3 + 3 H2(g)
HNO3(aq) + K2SO3(aq) = K2 + SO4(aq) + H2O(l) + NO2(g) =>
2 HNO3(aq) + K2SO3(aq) = K2 + SO4(aq) + H2O(l) + 2 NO2(g)
NaOH(aq) + (NH4)2SO4 = Na2SO4 + NH4OH =>
2 NaOH(aq) + (NH4)2SO4 = Na2SO4 + 2 NH4OH
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
Ca2 + CO3 + HCl = CaCl2 + H2O + CO2 =>
Ca2 + 2 CO3 + 4 HCl = 2 CaCl2 + 2 H2O + 2 CO2
Sr + AuCl3 = SrCl2 + Au =>
3 Sr + 2 AuCl3 = 3 SrCl2 + 2 Au
Mg(NO3)2 + CsOH = Mg(OH)2 + CsNO3 =>
Mg(NO3)2 + 2 CsOH = Mg(OH)2 + 2 CsNO3
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
NaOH(aq) + (NH4)2SO4 = Na2SO4 + NH3 + H2O =>
2 NaOH(aq) + (NH4)2SO4 = Na2SO4 + 2 NH3 + 2 H2O
ClO2 + H2O = Cl(OH)4 =>
ClO2 + 2 H2O = Cl(OH)4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
BeO + OH + H2O = [Be(OH)4] =>
BeO + 2 OH + H2O = [Be(OH)4]
Na(MnO4) + Ca = Ca(MnO4)2 + Na =>
2 Na(MnO4) + Ca = Ca(MnO4)2 + 2 Na
Ba + Na2(SO4) = BaSO4 + Na =>
Ba + Na2(SO4) = BaSO4 + 2 Na
C6H12N4 + H2SO4 + H2O = (NH4)2SO4 + CH2O =>
C6H12N4 + 2 H2SO4 + 6 H2O = 2(NH4)2SO4 + 6 CH2O
CuI + K2CO3 = KI + Cu2O + CO2 =>
2 CuI + K2CO3 = 2 KI + Cu2O + CO2
CO + Br2 = COBr2 =>
CO + Br2 = COBr2
C3H7OH + Na = C3H7ONa + H2 =>
2 C3H7OH + 2 Na = 2 C3H7ONa + H2
Zn + HCl3 = ZnCl2 + H2 =>
3 Zn + 2 HCl3 = 3 ZnCl2 + H2
Ba + Na2(SO4) = BaSO4 + Na =>
Ba + Na2(SO4) = BaSO4 + 2 Na
Zn(g) + HCl(ac) = ZnCl2(ac) + H2(g) =>
Zn(g) + 2 HCl(ac) = ZnCl2(ac) + H2(g)
MnF6 + SbF5 = MnF4 + SbF6 =>
MnF6 + 2 SbF5 = MnF4 + 2 SbF6
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Co + Br2 = CoBr =>
2 Co + Br2 = 2 CoBr
CuI + K2CO3 = KI + Cu2O + CO2 =>
2 CuI + K2CO3 = 2 KI + Cu2O + CO2
Co + Br2 = CoBr3 =>
2 Co + 3 Br2 = 2 CoBr3
Cr2(SO4)3 + KClO3 + NaOH = Na2CrO4 + KCl + Na2SO4 + H2O =>
Cr2(SO4)3 + KClO3 + 10 NaOH = 2 Na2CrO4 + KCl + 3 Na2SO4 + 5 H2O
LiOH + HIO3 = LiIO3 + H2O =>
LiOH + HIO3 = LiIO3 + H2O
Co + Br2 = CoBr2 =>
Co + Br2 = CoBr2
Fe(OH)3(aq) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe(OH)3(aq) + 3 HNO3(aq) = Fe(NO3)3(aq) + 3 H2O(l)
Cu(NO3)2*3H2O + Cr(NO3)3*9H2O + C6H8O7 = CuCr2O4 + N2 + CO2 + H2O =>
9 Cu(NO3)2*3H2O + 18 Cr(NO3)3*9H2O + 20 C6H8O7 = 9 CuCr2O4 + 36 N2 + 120 CO2 + 269 H2O
KMnO4 + H2S + H2SO4 = H2O + K2SO4 + MnSO4 =>
8 KMnO4 + 5 H2S + 7 H2SO4 = 12 H2O + 4 K2SO4 + 8 MnSO4
Fe(OH)3(aq) + HNO3(aq) = Fe(NO3)3 + H2O =>
Fe(OH)3(aq) + 3 HNO3(aq) = Fe(NO3)3 + 3 H2O
Fe(OH)3 + HCl = HFe(Cl)4 + H2O =>
Fe(OH)3 + 4 HCl = HFe(Cl)4 + 3 H2O
ZnSO4 + H2O = Zn(OH)2 + H2SO4 =>
ZnSO4 + 2 H2O = Zn(OH)2 + H2SO4
I2 + LiOH = LiI + LiIO3 + H2O =>
3 I2 + 6 LiOH = 5 LiI + LiIO3 + 3 H2O
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
C6H8O7(aq) + NaHCO3(s) = CO2(g) + H2O(l) + CH3COONa(s) =>
4 C6H8O7(aq) + 9 NaHCO3(s) = 15 CO2(g) + 7 H2O(l) + 9 CH3COONa(s)
C7H8 + HNO3 = C7H5O6N3 + H2O =>
C7H8 + 3 HNO3 = C7H5O6N3 + 3 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
NaCl + I2 + H2O = HCl + NaIO4 + NaI =>
8 NaCl + 4 I2 + 4 H2O = 8 HCl + NaIO4 + 7 NaI
Pb{2+} + OH{-} = Pb(OH)2 =>
Pb{2+} + 2 OH{-} = Pb(OH)2
MnO2 + H{+} + NO2{-} = Mn{+2} + NO3{-} + H2O =>
MnO2 + 2 H{+} + NO2{-} = Mn{+2} + NO3{-} + H2O
K3CuI4 + Na2S2O7 = SO2 + I2 + CuSO4 + Na2SO4 + K2SO4 =>
2 K3CuI4 + 10 Na2S2O7 = 5 SO2 + 4 I2 + 2 CuSO4 + 10 Na2SO4 + 3 K2SO4
MgCl2 + Na3PO4(aq) = Mg3(PO4)2 + NaCl =>
3 MgCl2 + 2 Na3PO4(aq) = Mg3(PO4)2 + 6 NaCl
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方程式のバランス10/30/24
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