| 前日に均衡した方程式 |
Mg + 2 HCl = MgCl2 + H2
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Cu(NO3)2 + C2H5NS = CuS + C2H5N + (NO3) =>
Cu(NO3)2 + C2H5NS = CuS + C2H5N + 2(NO3)
NaHAsO4 + AgNO3 = NaNO3 + AgHAsO4 =>
NaHAsO4 + AgNO3 = NaNO3 + AgHAsO4
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
Ru(NO3)2 + HNO3 = Ru(NO3)3 + NO + H2O =>
3 Ru(NO3)2 + 4 HNO3 = 3 Ru(NO3)3 + NO + 2 H2O
(NH3)4 + O2 = N2 + H2O =>
(NH3)4 + 3 O2 = 2 N2 + 6 H2O
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
FeSO4 + NH4OH + O2 = Fe(OH)3 + NH3 + H2SO4 =>
4 FeSO4 + 10 NH4OH + O2 = 4 Fe(OH)3 + 10 NH3 + 4 H2SO4
MgSO4 + HNO3 = Mg(NO3)2 + H2 + SO4 =>
MgSO4 + 2 HNO3 = Mg(NO3)2 + H2 + SO4
Cu2O + HCl + Al = Cu + AlCl3 + H2O =>
3 Cu2O + 6 HCl + 2 Al = 6 Cu + 2 AlCl3 + 3 H2O
HClO4 + H2O = H3O + ClO4 =>
HClO4 + H2O = H3O + ClO4
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
NiK + SH = NiKSH =>
NiK + SH = NiKSH
SnCl2 + Fe2(SO4)3 + HCl = SnCl4 + FeSO4 + H2SO4 =>
SnCl2 + Fe2(SO4)3 + 2 HCl = SnCl4 + 2 FeSO4 + H2SO4
C12H22O11 + H2O = C2H5OH + CO2 =>
C12H22O11 + H2O = 4 C2H5OH + 4 CO2
Hg2Cl2 + NH3 = Hg + Cl(NH3) =>
Hg2Cl2 + 2 NH3 = 2 Hg + 2 Cl(NH3)
NaOH(aq) = Na2O(s) + H2O(l) =>
2 NaOH(aq) = Na2O(s) + H2O(l)
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Ba{+2} + SO4{-2} = BaSO4 =>
Ba{+2} + SO4{-2} = BaSO4
Al(s) + Fe(No3)3(aq) = Fe(s) + Al(No3)3(aq) =>
Al(s) + Fe(No3)3(aq) = Fe(s) + Al(No3)3(aq)
FeCl3 + KCN = K3[Fe(CN)6] + KCl =>
FeCl3 + 6 KCN = K3[Fe(CN)6] + 3 KCl
CaPO4 + Cs = Ca + Cs3PO4 =>
CaPO4 + 3 Cs = Ca + Cs3PO4
Ni(NO3) + K2CO3 = NiCO3 + K2(NO3) =>
Ni(NO3) + K2CO3 = NiCO3 + K2(NO3)
Zn(s) + HCl(l) = ZnCl2(l) + H2(g) =>
Zn(s) + 2 HCl(l) = ZnCl2(l) + H2(g)
Co(IO3)2(aq) + Na3PO4(aq) = NaIO3(aq) + Co3(PO4)2 =>
3 Co(IO3)2(aq) + 2 Na3PO4(aq) = 6 NaIO3(aq) + Co3(PO4)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe(s) + HNO3(ac) = Fe(NO3)2(ac) + NO(g) + H2O(l) =>
3 Fe(s) + 8 HNO3(ac) = 3 Fe(NO3)2(ac) + 2 NO(g) + 4 H2O(l)
S6 = S8 =>
4 S6 = 3 S8
NaOH = Na2O + H2O =>
2 NaOH = Na2O + H2O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
N = N2 =>
2 N = N2
Sr(CO3) + K = K(CO3) + Sr =>
Sr(CO3) + K = K(CO3) + Sr
C + H2 + S8 = CH2S =>
8 C + 8 H2 + S8 = 8 CH2S
FeO + KOH + KClO = KCl + KFeO4 + H2O =>
2 FeO + 2 KOH + 5 KClO = 5 KCl + 2 KFeO4 + H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Ca(OH)2 + H2O = Ca(OH)2H{+} + OH{-} =>
Ca(OH)2 + H2O = Ca(OH)2H{+} + OH{-}
CH3COOH + HOC2H5 = CH3COOC2H5 + H2O =>
CH3COOH + HOC2H5 = CH3COOC2H5 + H2O
CH3CH2CH2ONa + CH3Br = CH3CH2CH2OCH3 + NaBr =>
CH3CH2CH2ONa + CH3Br = CH3CH2CH2OCH3 + NaBr
Mn + CrCl3 = MnCl2 + Cr =>
3 Mn + 2 CrCl3 = 3 MnCl2 + 2 Cr
(CuCl) + Br2 = (CuBr2) + Cl2 =>
2(CuCl) + 2 Br2 = 2(CuBr2) + Cl2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaBr + H2O = HBr + Na2O =>
2 NaBr + H2O = 2 HBr + Na2O
Cu(s) + NaNO3(aq) = Cu(NO3)2(aq) + Na(qa) =>
Cu(s) + 2 NaNO3(aq) = Cu(NO3)2(aq) + 2 Na(qa)
K2SO3 + H2SO4 = SO2 + H2O + K2(SO4)3 =>
K2SO3 + 5 H2SO4 = 3 SO2 + 5 H2O + K2(SO4)3
Pb + H2PO4 = H2 + Pb(PO4)2 =>
Pb + 2 H2PO4 = 2 H2 + Pb(PO4)2
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