| 前日に均衡した方程式 |
Ca + NaBr = CaNa + Br
Al + KMnO4 = Al2O3 + K2O + MnO =>
10 Al + 6 KMnO4 = 5 Al2O3 + 3 K2O + 6 MnO
NH4Br + H2SO4 + C4H9OH = C4H9Br + H2O + (NH4)2SO4 =>
2 NH4Br + H2SO4 + 2 C4H9OH = 2 C4H9Br + 2 H2O + (NH4)2SO4
FeCl + H2SO4 = FeSO43 + HCl + SO2 + H2O =>
2 FeCl + 81 H2SO4 = 2 FeSO43 + 2 HCl + 79 SO2 + 80 H2O
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
(NH4)3PO4(aq) + NaOH(aq) = Na3PO4 + NH3 + H2O =>
(NH4)3PO4(aq) + 3 NaOH(aq) = Na3PO4 + 3 NH3 + 3 H2O
NaS + Br2 = NaBr + S =>
2 NaS + Br2 = 2 NaBr + 2 S
CoCl3 + NH4OH = Co(OH)3 + NH4Cl =>
CoCl3 + 3 NH4OH = Co(OH)3 + 3 NH4Cl
Al(NO3)2 + K2CO3 = AlCO3 + KNO3 =>
Al(NO3)2 + K2CO3 = AlCO3 + 2 KNO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Y + Ni + Al = YNi2Al30 =>
Y + 2 Ni + 30 Al = YNi2Al30
Al2S3 = Al + S =>
Al2S3 = 2 Al + 3 S
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
FeCl2 + KOH = Fe(OH)2 + KCl =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
Zn(s) + AgNO3(ac) = Ag + Zn(NO3)2 =>
Zn(s) + 2 AgNO3(ac) = 2 Ag + Zn(NO3)2
K2CO3 + Zn(OH)2 = K2(OH)2 + ZnCO3 =>
K2CO3 + Zn(OH)2 = K2(OH)2 + ZnCO3
Mg(NO3)2 + Na3PO4 = NaNO3 + Mg3(PO4)2 =>
3 Mg(NO3)2 + 2 Na3PO4 = 6 NaNO3 + Mg3(PO4)2
CHCCH2CH3 + NaNH2 = CH3CCCH2Na + NH3 =>
CHCCH2CH3 + NaNH2 = CH3CCCH2Na + NH3
P2O5 + H2O + Na3PO4 = Na2HPO4 =>
P2O5 + 3 H2O + 4 Na3PO4 = 6 Na2HPO4
K2Cr2O7 + H2SO4 + CH3COHCH3 = Cr2(SO4)3 + K2SO4 + CH3COCH3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 6 CH3COHCH3 = Cr2(SO4)3 + K2SO4 + 6 CH3COCH3 + 7 H2O
Zn(NO3)2 + FeCl2 = ZnCl2 + Fe(NO3)2 =>
Zn(NO3)2 + FeCl2 = ZnCl2 + Fe(NO3)2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
AgNO3(aq) + PbBr2(s) = AgBr() + Pb(NO3)2(aq) =>
2 AgNO3(aq) + PbBr2(s) = 2 AgBr() + Pb(NO3)2(aq)
K + Cl2 = K2Cl3 =>
4 K + 3 Cl2 = 2 K2Cl3
Fe2O3 + BaO = Ba3(FeO2)2 + O2 =>
Fe2O3 + 3 BaO = Ba3(FeO2)2 + O2
MnO2 + NaNO3 + NaOH = Na2MnO4 + NaNO2 + H2O =>
MnO2 + NaNO3 + 2 NaOH = Na2MnO4 + NaNO2 + H2O
LiOH + H2CO3 = Li2CO3 + HOH =>
2 LiOH + H2CO3 = Li2CO3 + 2 HOH
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
ZnBr2 + HCl = HBr + ZnCl2 =>
ZnBr2 + 2 HCl = 2 HBr + ZnCl2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Mn2O3 + H2SO4 = Mn2(SO4)3 + H2O =>
Mn2O3 + 3 H2SO4 = Mn2(SO4)3 + 3 H2O
H(OH) + AgI = HI + Ag(OH) =>
H(OH) + AgI = HI + Ag(OH)
Cr(NO3)3 + KBiO3 + HNO3 = Bi(NO3)3 + KNO3 + H2O + K2Cr2O7 =>
2 Cr(NO3)3 + 3 KBiO3 + 4 HNO3 = 3 Bi(NO3)3 + KNO3 + 2 H2O + K2Cr2O7
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Pb{2+} + Na2CO3 = PbCO3 + Na{+} =>
Pb{2+} + Na2CO3 = PbCO3 + 2 Na{+}
KOH + NH03 = K3N + H2O =>
3 KOH + NH03 = K3N + 3 H2O
C6H4(OH)COONa + Br2 = C6H2Br3(OH) + CO2 + NaBr + HBr =>
C6H4(OH)COONa + 3 Br2 = C6H2Br3(OH) + CO2 + NaBr + 2 HBr
Mn3N2 + O2 = MnO + N2 =>
2 Mn3N2 + 3 O2 = 6 MnO + 2 N2
CuOH + SO4 = CuSO4 + OH =>
CuOH + SO4 = CuSO4 + OH
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
HCOOH + Sr(OH)2 = H2O + HCOO + Sr =>
2 HCOOH + Sr(OH)2 = 2 H2O + 2 HCOO + Sr
NaI(aq) + CaCl2(aq) = NaCl + CaI2 =>
2 NaI(aq) + CaCl2(aq) = 2 NaCl + CaI2
NaHCO3 = Na2CO3 + CO2 + H2O = =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
C + H2 + O2 = (C8H18O) =>
16 C + 18 H2 + O2 = 2(C8H18O)
CH4 + Cl4 = CCl4 + H =>
CH4 + Cl4 = CCl4 + 4 H
Na2O2 + H2SO4 = H2O2 + Na2SO4 =>
Na2O2 + H2SO4 = H2O2 + Na2SO4
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C2H5Cl + Na4Pb = Pb(C2H5)4 + NaCl =>
4 C2H5Cl + Na4Pb = Pb(C2H5)4 + 4 NaCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cr2O7{-2} + CH3OH + H{+} = Cr{+3} + CO2 + H2O =>
Cr2O7{-2} + CH3OH + 8 H{+} = 2 Cr{+3} + CO2 + 6 H2O
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