| 前日に均衡した方程式 |
BiCl2 + SnCl2 + 6 KOH = Bi + K2SnO3 + 4 KCl + 3 H2O
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Ca3(PO4)2 + KNO3 = Ca(NO3)2 + K3PO4 =>
Ca3(PO4)2 + 6 KNO3 = 3 Ca(NO3)2 + 2 K3PO4
CH3COO{-} + Fe{3+} + H2O = Fe(OH)2 + CH3COOO + CH3COOH =>
9 CH3COO{-} + 3 Fe{3+} + 7 H2O = 3 Fe(OH)2 + CH3COOO + 8 CH3COOH
NaClO + FeSO4 + H2SO4 = Fe2(SO4)3 + Cl2 + Na2SO4 + H2O =>
2 NaClO + 2 FeSO4 + 2 H2SO4 = Fe2(SO4)3 + Cl2 + Na2SO4 + 2 H2O
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Al + Ca(OH)2 + H2O = CaAl2H2O5 + H2 =>
2 Al + Ca(OH)2 + 3 H2O = CaAl2H2O5 + 3 H2
FeO + HNO3 = Fe(NO3)2 + H2O =>
FeO + 2 HNO3 = Fe(NO3)2 + H2O
CH4O + H2 = C5H12 + H2O =>
5 CH4O + H2 = C5H12 + 5 H2O
Al2(SO4)3 + Ca3(PO4)2 = Al2(PO4)3 + Ca3(SO4)2 =>
2 Al2(SO4)3 + 3 Ca3(PO4)2 = 2 Al2(PO4)3 + 3 Ca3(SO4)2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ga + HCl = GaCl3 + H2 =>
2 Ga + 6 HCl = 2 GaCl3 + 3 H2
MnO4{-} + C2O4{-} + Ba2{+} = BaMnO4 + CO2{-}3 =>
2 MnO4{-} + C2O4{-} + Ba2{+} = 2 BaMnO4 + 2 CO2{-}3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
FeO + HNO3 = Fe(NO3)3 + N2 + H2O =>
10 FeO + 32 HNO3 = 10 Fe(NO3)3 + N2 + 16 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
(SrOH)2SO3 + H2SO3 = SrSO3 + H2O =>
(SrOH)2SO3 + H2SO3 = 2 SrSO3 + 2 H2O
Cr(OH)3 + OH{-} + H2O2 = CrO4{2-} + H2O =>
2 Cr(OH)3 + 4 OH{-} + 3 H2O2 = 2 CrO4{2-} + 8 H2O
H2O + Na2S2O3 + SeO2 = NaOH + Na2S4O6 + Se =>
2 H2O + 4 Na2S2O3 + SeO2 = 4 NaOH + 2 Na2S4O6 + Se
Mg + HNO3 + H2O = NH3 + MgO =>
4 Mg + HNO3 + H2O = NH3 + 4 MgO
Cl2 + IO3{-} = ClO3{-} + I2 =>
Cl2 + 2 IO3{-} = 2 ClO3{-} + I2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
P4(s) + NaOH(aq) + H2O(t) = P2H3(g) + Na2HP2O3(aq) =>
P4(s) + 2 NaOH(aq) + H2O(t) = P2H3(g) + Na2HP2O3(aq)
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
HNO2 + HBr = Br2 + NO + H2O =>
2 HNO2 + 2 HBr = Br2 + 2 NO + 2 H2O
C8H6O4 + O2 = CO2 + H2O =>
2 C8H6O4 + 15 O2 = 16 CO2 + 6 H2O
Ce + In + Ge = CeGeIn2 =>
Ce + 2 In + Ge = CeGeIn2
CrCl3 + Al(OH)3 = Cr(OH)3 + AlCl3 =>
CrCl3 + Al(OH)3 = Cr(OH)3 + AlCl3
BaCl2 + NH4OH = Ba(NH4OH)4 + Cl2 =>
BaCl2 + 4 NH4OH = Ba(NH4OH)4 + Cl2
FeO + HNO3 = Fe(NO3)3 + NO2 + H2O =>
FeO + 4 HNO3 = Fe(NO3)3 + NO2 + 2 H2O
K4[Fe(CN)6] + K2Cr2O7 + H2SO4 = K2SO4 + K3[Fe(CN)6] + Cr2(SO4)3 + H2O =>
6 K4[Fe(CN)6] + K2Cr2O7 + 7 H2SO4 = 4 K2SO4 + 6 K3[Fe(CN)6] + Cr2(SO4)3 + 7 H2O
Ca + HCI = CaC2I2 + H2 =>
Ca + 2 HCI = CaC2I2 + H2
PCl5 + NaOH = NaH2PO4 + NaCl + H2O =>
PCl5 + 6 NaOH = NaH2PO4 + 5 NaCl + 2 H2O
Zn(OH)2 + K2O + H2O = K2(Zn(OH)4) =>
Zn(OH)2 + K2O + H2O = K2(Zn(OH)4)
KI(ac) + Pb(NO3)2(ac) = KNO3(ac) + PbI2(s) =>
2 KI(ac) + Pb(NO3)2(ac) = 2 KNO3(ac) + PbI2(s)
MnO2 + H2 = Mn + H2O =>
MnO2 + 2 H2 = Mn + 2 H2O
LiOH + H3PO4 = LiH2PO4 + H2O =>
LiOH + H3PO4 = LiH2PO4 + H2O
K2CO3 + MgBr = Mg2CO3 + KBr =>
K2CO3 + 2 MgBr = Mg2CO3 + 2 KBr
C9H11NO2 + Br2 = C9H10NO2Br + HBr =>
C9H11NO2 + Br2 = C9H10NO2Br + HBr
KI + H2O2 = KOH + I2 =>
2 KI + H2O2 = 2 KOH + I2
Al2O3 + C + Cl2 = AlCl3 + CO =>
Al2O3 + 3 C + 3 Cl2 = 2 AlCl3 + 3 CO
NH4OH + HBr = H + OH + NH4Br =>
NH4OH + HBr = H + OH + NH4Br
Cr2(SO4)3 + Na2CO3 = Cr2(CO3)3 + Na2(SO4) =>
Cr2(SO4)3 + 3 Na2CO3 = Cr2(CO3)3 + 3 Na2(SO4)
UO2(NO3)2 + NH4 + H2O = (NH4)2U2O7 + NO3 =>
10 UO2(NO3)2 + 7 NH4 + 6 H2O = 5(NH4)2U2O7 + 17 NO3
Zn + KClO3 + KOH = K2[Zn(OH)4] + KCl + KO =>
3 Zn + 2 KClO3 + 12 KOH = 3 K2[Zn(OH)4] + 2 KCl + 6 KO
NaH2PO4 + H2O = NaHPO4{-} + H3O{+} =>
NaH2PO4 + H2O = NaHPO4{-} + H3O{+}
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
SeO2(aq) + KOH(aq) = K2SeO3(aq) + H2O(l) =>
SeO2(aq) + 2 KOH(aq) = K2SeO3(aq) + H2O(l)
Fe2(SO4)3 + H2O + SO = FeSO4 + H2SO4 =>
2 Fe2(SO4)3 + 3 H2O + SO = 4 FeSO4 + 3 H2SO4
S{2-} + I2 = S + I{-} =>
S{2-} + I2 = S + 2 I{-}
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方程式のバランス10/19/24
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