| 前日に均衡した方程式 |
2 Eu(s) + 6 HF(g) = 2 EuF3(s) + 3 H2(g)
KMnO4 + Ca(OH)2 + H2SO4 = K2Ca(SO4)2 + Ca(MnO4)2 + H2O =>
2 KMnO4 + 2 Ca(OH)2 + 2 H2SO4 = K2Ca(SO4)2 + Ca(MnO4)2 + 4 H2O
P3O2 = P + O3 =>
3 P3O2 = 9 P + 2 O3
K3[Fe(NCS)6] + KF = K3[FeF6] + KSCN =>
K3[Fe(NCS)6] + 6 KF = K3[FeF6] + 6 KSCN
[Co(NH3)4CO3]NO3 + HCl + NH4OH = [Co(NH3)5Cl]Cl2 + H2O + CO2 + HNO3 =>
[Co(NH3)4CO3]NO3 + 3 HCl + NH4OH = [Co(NH3)5Cl]Cl2 + 2 H2O + CO2 + HNO3
C6H12O6 = C + H2O =>
C6H12O6 = 6 C + 6 H2O
PB(s) + PBO2(s) + H2SO4(aq) = PBSO4(s) + H2O(l) =>
PB(s) + PBO2(s) + 2 H2SO4(aq) = 2 PBSO4(s) + 2 H2O(l)
KHCO3 + HCl = HHCO3 + KCl =>
KHCO3 + HCl = HHCO3 + KCl
[Cu(NH3)4(H2O)2]{2+} + OH{-} = Cu(OH)2 + NH3 + H2O =>
[Cu(NH3)4(H2O)2]{2+} + 2 OH{-} = Cu(OH)2 + 4 NH3 + 2 H2O
NH3 + O2 = N2O5 + H2O =>
2 NH3 + 4 O2 = N2O5 + 3 H2O
C3H8 + SO2 = CO2 + H2O + S =>
C3H8 + 5 SO2 = 3 CO2 + 4 H2O + 5 S
Ni + HBr = NiBr + H =>
Ni + HBr = NiBr + H
AsO2{-} + H{+} + e = As + OH{-} =>
AsO2{-} + 2 H{+} + 3e = As + 2 OH{-}
A + B = AB =>
A + B = AB
KOH + CaCl2 = Ca(OH)2 + KCl =>
2 KOH + CaCl2 = Ca(OH)2 + 2 KCl
NiCl2 + NaOH = NaCl + Ni(OH)2 =>
NiCl2 + 2 NaOH = 2 NaCl + Ni(OH)2
SrCl2 + NaOH = Sr(OH)2 + NaCl =>
SrCl2 + 2 NaOH = Sr(OH)2 + 2 NaCl
Al(OH)3 + BrH = AlBr3 + H2O =>
Al(OH)3 + 3 BrH = AlBr3 + 3 H2O
(CH3COO)2Zn + HOH = Zn(OH)2 + CH3COOH =>
(CH3COO)2Zn + 2 HOH = Zn(OH)2 + 2 CH3COOH
C2H5OH + H2CrO4 + H2SO4 = C6H10O + Cr2(SO4)3 + H2O =>
9 C2H5OH + 4 H2CrO4 + 6 H2SO4 = 3 C6H10O + 2 Cr2(SO4)3 + 22 H2O
Si + O2 = SiO2 =>
Si + O2 = SiO2
Ti + N2 = Ti3N4 =>
3 Ti + 2 N2 = Ti3N4
H2SO4 + NaCl = H2ClNaSO4 =>
H2SO4 + NaCl = H2ClNaSO4
CH3CHO + NaMnO4 + NaOH = MnO2 + CH3COONa + H2O =>
3 CH3CHO + 2 NaMnO4 + NaOH = 2 MnO2 + 3 CH3COONa + 2 H2O
CuCO3 + H3PO4 = Cu3(PO4)2 + H2O + CO2 =>
3 CuCO3 + 2 H3PO4 = Cu3(PO4)2 + 3 H2O + 3 CO2
NH3 + KNO2 = N2 + H2O + KOH =>
NH3 + KNO2 = N2 + H2O + KOH
Bi + Br2 = BiBr3 =>
2 Bi + 3 Br2 = 2 BiBr3
K3[Ga(OH)6] + H2SO4 = K2SO4 + Ga2(SO4)3 + H2O =>
2 K3[Ga(OH)6] + 6 H2SO4 = 3 K2SO4 + Ga2(SO4)3 + 12 H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Ba(NO3)2 + Na2CO3 = BaCO3 + NaNO3 =>
Ba(NO3)2 + Na2CO3 = BaCO3 + 2 NaNO3
(NH4)2CO3(aq) + CaCl2(aq) = (NH4)2Cl2 + CaCO3 =>
(NH4)2CO3(aq) + CaCl2(aq) = (NH4)2Cl2 + CaCO3
C + S = CS2 =>
C + 2 S = CS2
(NH4)2CO3(aq) + CaCl2(aq) = (NH4)Cl(aq) + CaCO3(s) =>
(NH4)2CO3(aq) + CaCl2(aq) = 2(NH4)Cl(aq) + CaCO3(s)
K2Cr2O7 + H2SO3 = Cr2(SO4)3 + H2O + K2SO3 =>
K2Cr2O7 + 4 H2SO3 = Cr2(SO4)3 + 4 H2O + K2SO3
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
(NH4)2CO3(aq) + CaCl2(aq) = NH4Cl + CaCO3 =>
(NH4)2CO3(aq) + CaCl2(aq) = 2 NH4Cl + CaCO3
(NH4)2S + CoCl2 = (NH4)2Cl2 + CoS =>
(NH4)2S + CoCl2 = (NH4)2Cl2 + CoS
Ag + NH3 = Ag(NH3)2 =>
Ag + 2 NH3 = Ag(NH3)2
Ag + NH3 = AgNH3 =>
Ag + NH3 = AgNH3
MnCl2 + NaNo3 = Mn(No3)2 + NaCl =>
MnCl2 + 2 NaNo3 = Mn(No3)2 + 2 NaCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al(NO3)3 + NaCl = AlCl3 + NaNO3 =>
Al(NO3)3 + 3 NaCl = AlCl3 + 3 NaNO3
Al(No3)3 + NaCl = AlCl3 + NaNo3 =>
Al(No3)3 + 3 NaCl = AlCl3 + 3 NaNo3
Al2(SO4)3 + NH4OH = (NH4)2SO4 + Al(OH)3 =>
Al2(SO4)3 + 6 NH4OH = 3(NH4)2SO4 + 2 Al(OH)3
KBr2 + I2 = Br2 + KI =>
2 KBr2 + I2 = 2 Br2 + 2 KI
Fe2(SO4)3 + KI = I2 + K2SO4 + FeSO4 =>
Fe2(SO4)3 + 2 KI = I2 + K2SO4 + 2 FeSO4
AlCl3 + NaOH + H2O = Na[Al(OH)4] + HCl =>
AlCl3 + NaOH + 3 H2O = Na[Al(OH)4] + 3 HCl
Ba + NaCl = Ba(NaCl) =>
Ba + NaCl = Ba(NaCl)
BaCl2(aq) + Pb(No3)2(aq) = PbCl2(s) + Ba(No3)2(aq) =>
BaCl2(aq) + Pb(No3)2(aq) = PbCl2(s) + Ba(No3)2(aq)
Tl + I = TlI =>
Tl + I = TlI
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