| 前日に均衡した方程式 |
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CH3COONa + HCl = HCH3COO + NaCl =>
CH3COONa + HCl = HCH3COO + NaCl
NaCl(aq) + H2O = Cl2(g) + H2(g) + NaOH(aq) =>
2 NaCl(aq) + 2 H2O = Cl2(g) + H2(g) + 2 NaOH(aq)
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Pt + MgSO4 = PtSO4 + Mg =>
Pt + MgSO4 = PtSO4 + Mg
Na(s) + O2(g) = Na2O(s) =>
4 Na(s) + O2(g) = 2 Na2O(s)
CO(OH)2 + H2S = COS + H2O =>
CO(OH)2 + H2S = COS + 2 H2O
PBCO3 + C = PB + CO2 =>
2 PBCO3 + C = 2 PB + 3 CO2
K2SO3(aq) + H2SO4(aq) = K2SO4 + SO2 + H2 =>
2 K2SO3(aq) + H2SO4(aq) = 2 K2SO4 + SO2 + H2
SO4 + HCl = H2SO4 + Cl =>
SO4 + 2 HCl = H2SO4 + 2 Cl
NaCO3 + C2H4O2 = Na2CO3 + H2O + CO2 =>
8 NaCO3 + C2H4O2 = 4 Na2CO3 + 2 H2O + 6 CO2
K(s) + I2(s) = KI(s) =>
2 K(s) + I2(s) = 2 KI(s)
Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)
Al(s) + Br2(l) = AlBr3(s) =>
2 Al(s) + 3 Br2(l) = 2 AlBr3(s)
NaHSO4 + Pb(NO3)2 = PbSO4 + NO3 + NaH =>
NaHSO4 + Pb(NO3)2 = PbSO4 + 2 NO3 + NaH
Na(s) + Cl2(g) = NaCl(s) =>
2 Na(s) + Cl2(g) = 2 NaCl(s)
PbCO3 + HCl = PbCl2 + CO2 + H2O =>
PbCO3 + 2 HCl = PbCl2 + CO2 + H2O
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4 + KNO3(aq) =>
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4 + 2 KNO3(aq)
Mg + Zn{2+} = Zn + Mg{2+} =>
Mg + Zn{2+} = Zn + Mg{2+}
Al2(SO4)3 + Ca3N2 = AlN + CaSO4 =>
Al2(SO4)3 + Ca3N2 = 2 AlN + 3 CaSO4
NaN3(aq) = Na(aq) + N2(g) =>
2 NaN3(aq) = 2 Na(aq) + 3 N2(g)
Fe(NO3)3 + Na2SiO3 + H2O = Fe(OH)3 + H2SiO3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2SiO3 + 6 H2O = 2 Fe(OH)3 + 3 H2SiO3 + 6 NaNO3
CO + C = C2O =>
CO + C = C2O
Fe(CN)6{-3} + I{-} = Fe(CN)6{-4} + I2 =>
2 Fe(CN)6{-3} + 2 I{-} = 2 Fe(CN)6{-4} + I2
Al2(SO4)3 = Al(aq) + SO4(aq) =>
Al2(SO4)3 = 2 Al(aq) + 3 SO4(aq)
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
Al(s) + I2(s) = AlI3(s) =>
2 Al(s) + 3 I2(s) = 2 AlI3(s)
Fe(s) + Br2(l) = FeBr3(s) =>
2 Fe(s) + 3 Br2(l) = 2 FeBr3(s)
Ca(NO3)2 + CrCl3 = Cr(NO3)3 + CaCl2 =>
3 Ca(NO3)2 + 2 CrCl3 = 2 Cr(NO3)3 + 3 CaCl2
H2SO4 + OH{-} = SO4{2-} + H2O =>
H2SO4 + 2 OH{-} = SO4{2-} + 2 H2O
C6H12O6 + Cr2O7{2-} + H2O = Cr(OH)3 + OH{-} + HCO3{-} =>
C6H12O6 + 4 Cr2O7{2-} + 10 H2O = 8 Cr(OH)3 + 2 OH{-} + 6 HCO3{-}
PaSTa + HCl = PaCl + S + Ta + H =>
PaSTa + HCl = PaCl + S + Ta + H
CuSO4 + Na3Po4 = Cu3(Po4)2 + (Na)2SO4 =>
3 CuSO4 + 2 Na3Po4 = Cu3(Po4)2 + 3(Na)2SO4
KClO + HClO = KHCl2O2 =>
KClO + HClO = KHCl2O2
CuH2 = Cu + H2 =>
CuH2 = Cu + H2
Na2O2(s) + H2O(l) = NaOH(aq) + H2O2(aq) =>
Na2O2(s) + 2 H2O(l) = 2 NaOH(aq) + H2O2(aq)
CuCl + Na2CO3 = CuCO3 + Na2Cl =>
CuCl + Na2CO3 = CuCO3 + Na2Cl
Mg(s) + H2S(g) = MgS(s) + H2(g) =>
Mg(s) + H2S(g) = MgS(s) + H2(g)
NaCl + I = NaI + Cl =>
NaCl + I = NaI + Cl
Ca(HCO3)2 + HI = CaI2 + H2O + CO2 =>
Ca(HCO3)2 + 2 HI = CaI2 + 2 H2O + 2 CO2
CH2Cl2 + NaOH = CO2 + H2O + NaCl + C10H12O2 =>
12 CH2Cl2 + 24 NaOH = 2 CO2 + 18 H2O + 24 NaCl + C10H12O2
Br2(l) + KI(aq) = KBr(aq) + I2(s) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(s)
*2Fe + *3H2SO4 = Fe(SO4)3 + *3H2 =>
*2Fe + 2*3H2SO4 = 2 Fe(SO4)3 + 2*3H2
K + HNO3 = KNO3 + N2 + H2O =>
10 K + 12 HNO3 = 10 KNO3 + N2 + 6 H2O
StCl2 + FeCl3 = FeCl2 + StCl4 =>
StCl2 + 2 FeCl3 = 2 FeCl2 + StCl4
K2S + NaNO3 = KNO3 + Na2S =>
K2S + 2 NaNO3 = 2 KNO3 + Na2S
NH4NO2(s) = N2(g) + H2O(l) =>
NH4NO2(s) = N2(g) + 2 H2O(l)
NaSO{4} + HCl = NaCl + H{2}O + SO{2} =>
NaSO{4} + HCl = NaCl + H{2}O + SO{2}
K2HPO4 + Fe2(SO4)3 = Fe2(HPO4)3 + K2SO4 =>
3 K2HPO4 + Fe2(SO4)3 = Fe2(HPO4)3 + 3 K2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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