| 前日に均衡した方程式 |
I2 = 2 I0
FeBr3 + Na2SO3 = Fe2(SO3)3 + NaBr =>
2 FeBr3 + 3 Na2SO3 = Fe2(SO3)3 + 6 NaBr
C8H8 + O2(g) = CO2(g) + H2O =>
C8H8 + 10 O2(g) = 8 CO2(g) + 4 H2O
Cl2(g) + O2(g) = Cl2O(g) =>
2 Cl2(g) + O2(g) = 2 Cl2O(g)
Ca(OH)2(aq) + CH3CO2H(aq) = Ca(CH3CO2)2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 CH3CO2H(aq) = Ca(CH3CO2)2(aq) + 2 H2O(l)
Ta + S = TaS =>
Ta + S = TaS
Cu(OH)2 + CH2O = HCOOH + H2O + Cu2O =>
2 Cu(OH)2 + CH2O = HCOOH + 2 H2O + Cu2O
Ba(O2) = BaO2 =>
Ba(O2) = BaO2
K2Cr2O7 + K2S + H2O = Cr(OH)3 + SO2 + KOH =>
K2Cr2O7 + K2S + 5 H2O = 2 Cr(OH)3 + SO2 + 4 KOH
Na2CO3 + O2 = Na2O + CO3 =>
2 Na2CO3 + O2 = 2 Na2O + 2 CO3
FeSO4 + H2O = Fe(OH)2 + H2SO4 =>
FeSO4 + 2 H2O = Fe(OH)2 + H2SO4
Ag(s) + HNO3(aq) = Ag(NO3)2(aq) + H2(g) =>
Ag(s) + 2 HNO3(aq) = Ag(NO3)2(aq) + H2(g)
CrCI2 + CrCI6 = CrCI3 =>
3 CrCI2 + CrCI6 = 4 CrCI3
Mn(s) + Cu(NO3)2(ac) = Cu + Mn(NO3) =>
2 Mn(s) + Cu(NO3)2(ac) = Cu + 2 Mn(NO3)
NaO + Ca = CaO + Na =>
NaO + Ca = CaO + Na
CsCO3 = CsCO + O2 =>
CsCO3 = CsCO + O2
VO2NO3 + KNO2 + HNO3 = VO(NO3)2 + KNO3 + H2O =>
2 VO2NO3 + KNO2 + 2 HNO3 = 2 VO(NO3)2 + KNO3 + H2O
Ca + Fe = Ca2Fe =>
2 Ca + Fe = Ca2Fe
C2H4O2 + CaCO3 = Ca(C2H3O2)2 + H2O + CO2 =>
2 C2H4O2 + CaCO3 = Ca(C2H3O2)2 + H2O + CO2
K2SO3 + H2SO4 = KHSO4 + H2O + SO2 =>
K2SO3 + 2 H2SO4 = 2 KHSO4 + H2O + SO2
HNO3 + Mn = Mn(NO3)7 + H =>
7 HNO3 + Mn = Mn(NO3)7 + 7 H
Al + KBF4 = AlB + KF4 =>
Al + KBF4 = AlB + KF4
NiO + H3SbO4 = Ni3(SbO4)2 + H2O =>
3 NiO + 2 H3SbO4 = Ni3(SbO4)2 + 3 H2O
Au + H2O = AuH2O =>
Au + H2O = AuH2O
PBr3 + F2 = PF3 + Br2 =>
2 PBr3 + 3 F2 = 2 PF3 + 3 Br2
I + O2 = IO =>
2 I + O2 = 2 IO
KBrO3 + SnCl2 + NaOH + H2O = KBr + Na(Sn(OH)6) + NaCl =>
KBrO3 + 2 SnCl2 + 6 NaOH + 3 H2O = KBr + 2 Na(Sn(OH)6) + 4 NaCl
CH3CH2COOH + Ca = (CH3CH2COO)2Ca + H2 =>
2 CH3CH2COOH + Ca = (CH3CH2COO)2Ca + H2
KNO3 + Li = LiNO3 + K =>
KNO3 + Li = LiNO3 + K
Na3PO4 + K = Na + KPO4 =>
Na3PO4 + K = 3 Na + KPO4
Fe2O3 + NaOH = Na2Fe2O4 + H2O =>
Fe2O3 + 2 NaOH = Na2Fe2O4 + H2O
Ra + H2SO4 = RaSO4 + H2O + SO2 =>
Ra + 2 H2SO4 = RaSO4 + 2 H2O + SO2
NH3 + H2O + NaHCO3 = (NH4)2CO3 + NaOH =>
2 NH3 + H2O + NaHCO3 = (NH4)2CO3 + NaOH
AgCl + PbI2 = AgI + PbCl2 =>
2 AgCl + PbI2 = 2 AgI + PbCl2
Pb(CH3COO)2 + K2Cr2O7 + H2O = PbCrO4 + CH3COOH + KOH =>
2 Pb(CH3COO)2 + K2Cr2O7 + 3 H2O = 2 PbCrO4 + 4 CH3COOH + 2 KOH
C15H20O + C6H10 = C15H28O + C6H6 =>
C15H20O + 2 C6H10 = C15H28O + 2 C6H6
HCOH + H2O = HCOOH + H2 =>
HCOH + H2O = HCOOH + H2
KCrO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + KNO3 + 2 H2O
PbSe + Al(IO2)3 = Pb(IO2)2 + Al2Se3 =>
3 PbSe + 2 Al(IO2)3 = 3 Pb(IO2)2 + Al2Se3
CaO + S = SO + Ca =>
CaO + S = SO + Ca
K + P = K3P =>
3 K + P = K3P
NH4I + Ba(OH)2 = NH4OH + BaI2 =>
2 NH4I + Ba(OH)2 = 2 NH4OH + BaI2
KI2 + Pb(NO3)2 = KNO3 + Pb(I2)2 =>
2 KI2 + Pb(NO3)2 = 2 KNO3 + Pb(I2)2
CsOH(s) = Cs + OH(s) =>
CsOH(s) = Cs + OH(s)
Al2(SO4)3 + LiOH = Al(OH)3 + Li2SO4 =>
Al2(SO4)3 + 6 LiOH = 2 Al(OH)3 + 3 Li2SO4
Al(OH)3(l) = Al2O3(s) + H2O(l) =>
2 Al(OH)3(l) = Al2O3(s) + 3 H2O(l)
Fe2(SO4)3 + NaI = I + FeSO4 + Na2SO4 =>
Fe2(SO4)3 + 2 NaI = 2 I + 2 FeSO4 + Na2SO4
Zn + CoCl3 = ZnCl2 + Co =>
3 Zn + 2 CoCl3 = 3 ZnCl2 + 2 Co
Cr3 + Cl2 = Cr2Cl3 =>
4 Cr3 + 9 Cl2 = 6 Cr2Cl3
Na + Ca = NaCa4 =>
Na + 4 Ca = NaCa4
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