| 前日に均衡した方程式 |
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
Bi(NO3)3 + Na[Sn(OH)3] + NaOH = Bi + NaNO3 + Sn(OH)6 =>
4 Bi(NO3)3 + 3 Na[Sn(OH)3] + 9 NaOH = 4 Bi + 12 NaNO3 + 3 Sn(OH)6
CuCl{2} + NaOH = Cu(OH){2} + NaCl =>
CuCl{2} + NaOH = Cu(OH){2} + NaCl
HBr + (NH4)2S = H2S + NH4Br =>
2 HBr + (NH4)2S = H2S + 2 NH4Br
I2 + SO3{2-} + H2O = I{-} + SO4{2-} + H{+} =>
I2 + SO3{2-} + H2O = 2 I{-} + SO4{2-} + 2 H{+}
Cu(NO3)2 + H2O = HNO3 + Cu(OH)NO3 =>
Cu(NO3)2 + H2O = HNO3 + Cu(OH)NO3
C2O4H2 + H2O = C2O4 + H3O =>
C2O4H2 + 2 H2O = C2O4 + 2 H3O
LiOH(aq) + H3PO4(aq) = Li3PO4(aq) + H2O(l) =>
3 LiOH(aq) + H3PO4(aq) = Li3PO4(aq) + 3 H2O(l)
HNO3 + KHCO3 = KNO3 + H2CO3 =>
HNO3 + KHCO3 = KNO3 + H2CO3
C2H3O + O2 = CO2 + H2O =>
4 C2H3O + 9 O2 = 8 CO2 + 6 H2O
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
Y3 + O2 = Y2O3 =>
4 Y3 + 9 O2 = 6 Y2O3
CaO(s) + HCl(aq) = CaCl2(aq) + H2O(g) =>
CaO(s) + 2 HCl(aq) = CaCl2(aq) + H2O(g)
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
Ag + H2SO4 = AgSO4 + H2 =>
Ag + H2SO4 = AgSO4 + H2
(CH3COOH) + HCl = (CH3COOH)Cl + H2 =>
2(CH3COOH) + 2 HCl = 2(CH3COOH)Cl + H2
NH3 + Cu(NO3)3 + H2O = Cu(OH)2 + NH4NO3 =>
26 NH3 + 8 Cu(NO3)3 + 19 H2O = 8 Cu(OH)2 + 25 NH4NO3
V2O5 + Al3 = V2 + Al2O3 =>
9 V2O5 + 10 Al3 = 9 V2 + 15 Al2O3
C2H3O + O2 = CO2 + H2O =>
4 C2H3O + 9 O2 = 8 CO2 + 6 H2O
P4 + S2 = P7S5 =>
7 P4 + 10 S2 = 4 P7S5
Fe(NO3)3 + KI = I2 + FeI2 + KNO3 =>
2 Fe(NO3)3 + 6 KI = I2 + 2 FeI2 + 6 KNO3
Cr2(SO4) + Na2CO3 + KNO3 = Na2CrO4 + KNO2 + Na2SO4 + CO2 =>
Cr2(SO4) + 3 Na2CO3 + 5 KNO3 = 2 Na2CrO4 + 5 KNO2 + Na2SO4 + 3 CO2
H2SO4 + Cu = H2O + CuSO4 + SO2 =>
2 H2SO4 + Cu = 2 H2O + CuSO4 + SO2
HI + PbC2H3O2 = PbI + HC2H3O2 =>
HI + PbC2H3O2 = PbI + HC2H3O2
CH3COOH + Na2O = CH3COONa + NaOH =>
CH3COOH + Na2O = CH3COONa + NaOH
NaSCN + MnCl2 = Mn(SCN)2 + NaCl =>
2 NaSCN + MnCl2 = Mn(SCN)2 + 2 NaCl
Sb + HCl = SbCl5 + H2 =>
2 Sb + 10 HCl = 2 SbCl5 + 5 H2
Ba + Al2O3 = BaO + Al2 =>
3 Ba + Al2O3 = 3 BaO + Al2
CH3CH2OH + HNO3 = CH3CH2ONO2 + H2O =>
CH3CH2OH + HNO3 = CH3CH2ONO2 + H2O
Zn + TiSO4 = ZnSO4 + Ti =>
Zn + TiSO4 = ZnSO4 + Ti
CrK2O4 + AgNO3 = Ag2CrO4 + KNO3 =>
CrK2O4 + 2 AgNO3 = Ag2CrO4 + 2 KNO3
TeO3 + NaOH = Na2TeO4 + H2O =>
TeO3 + 2 NaOH = Na2TeO4 + H2O
FeS + HNO3 + S = Fe(NO3)3 + H2S =>
2 FeS + 6 HNO3 + S = 2 Fe(NO3)3 + 3 H2S
C + O3 = CO10 =>
3 C + 10 O3 = 3 CO10
PO2 = P4 + O2 =>
4 PO2 = P4 + 4 O2
Pb(NO3)2 + K2(CrO4) = Pb(CrO4) + K2(NO3)2 =>
Pb(NO3)2 + K2(CrO4) = Pb(CrO4) + K2(NO3)2
Na2SO4 + NH3 = NaH + H2SO4 + N2 =>
3 Na2SO4 + 4 NH3 = 6 NaH + 3 H2SO4 + 2 N2
HF + Mg(OH)2 = MgF2 + H2O =>
2 HF + Mg(OH)2 = MgF2 + 2 H2O
AlCl3 + Cd = Al2Cd3 + Cl2 =>
2 AlCl3 + 3 Cd = Al2Cd3 + 3 Cl2
CuC4H6O4 + C9H8O4 = C36H28O16Cu2 + H2O =>
18 CuC4H6O4 + 28 C9H8O4 = 9 C36H28O16Cu2 + 40 H2O
BrF6{+} + H2O = HBrO4 + HF + H{+} =>
BrF6{+} + 4 H2O = HBrO4 + 6 HF + H{+}
Fe(ClO3)3 + K = K(ClO3) + Fe =>
Fe(ClO3)3 + 3 K = 3 K(ClO3) + Fe
FeN2 + H2 = Fe + NH3 =>
FeN2 + 3 H2 = Fe + 2 NH3
Ca(OH)2 + C10H16N2O8 = Ca2C10H12N2O8 + H2O =>
2 Ca(OH)2 + C10H16N2O8 = Ca2C10H12N2O8 + 4 H2O
Al(C2H6O)3(aq) + K2S = AlS + K2(C2H6O)3(aq) =>
Al(C2H6O)3(aq) + K2S = AlS + K2(C2H6O)3(aq)
SO2 + K2CrO4 = K2SO4 + CrO2 =>
SO2 + K2CrO4 = K2SO4 + CrO2
C2H4NO + O2 = CO2 + H2O + NO =>
C2H4NO + 3 O2 = 2 CO2 + 2 H2O + NO
HCOOH + KMnO4 = CO2 + K2CO3 + MnO2 + H2O =>
3 HCOOH + 2 KMnO4 = 2 CO2 + K2CO3 + 2 MnO2 + 3 H2O
MnO4{-} + NO2{-} + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
KHCO3 + Ba(OH)2 = BaCO3 + KOH + H2O =>
KHCO3 + Ba(OH)2 = BaCO3 + KOH + H2O
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